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Malaysia Airlines Flight 370

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The Disappearance of MH370

The Perils of Premature Conclusions

Crash investigations and criminal investigations have common enemies: The desire for a quick resolution, the fear by investigators of being perceived as ineffective or incompetent, and the resultant danger of premature conclusions.

I have been asked by CNN and friends to add my voice to the discussions of the disappearance of Malaysian Airlines Flight 370 (MH370).  I feel well qualified to do so: I supervised Al Qaeda investigations for the Los Angeles FBI after 9/11, and these investigations obviously involved plots to down and/or hijack airliners. I have also been an active pilot (and for several years a professional pilot) since age 16. I have been involved in the investigation of two airline crashes suspected of being the result of terrorist acts (PSA 1771, December 1987) and TWA 800 (July, 1996).  On FBI SWAT, I was extensively trained in retaking airliners from hijackers. Even growing up, I was steeped in airlines and airline security. My father (also a pilot and former FBI agent) was Manager of Security for United Airlines, authored two textbooks on aircraft and airline security, and sat on several FAA security committees.

One thing I have learned in the investigation of terrorism, violent crime and airplane crashes is that there is almost never a scenario which will answer all outstanding questions about a particular incident, nor will the correct scenario explain every circumstance you know to be true. There will always be mystery. That is why people still debate the Kennedy assassination, and why some still refuse to believe the obvious truth of the attacks against the U.S. on 9/11 by al Qaeda.  Even if we had the flight recorder results in front of us, they would not answer all of our questions regarding MH370. This is because regardless of what happened on the ill-fated plane, people were afraid, people were confused, and people did not act logically at all times—and logical actions are the stuff on which we base all of our assumptions. So regardless of whether this was a hijacking, an airplane crash or anything in between, no scenario will explain every eventuality. But we are in no danger of running out of scenarios; some of them ludicrous. 

One particularly silly assertion is that persons unknown flew the aircraft above its certified ceiling of 43,000 feet to the height of 45,000 feet in order to incapacitate the passengers due to lack of oxygen. 
PictureBeautiful downtown Leadville, Colorado.
This shows a profound misunderstanding of modern aircraft. A Boeing 777’s cabin altitude at 43,000 is between 6,000 and 8,000 feet. Climbing to 45,000 (2,000 feet above its rated ceiling) would bring the cabin altitude no higher than 10,000 feet.  For comparison, Leadville, Colorado is a town of 2,602 people situated at 10,152 feet above sea level. It is likely that the inhabitants do not consider themselves incapacitated. If one wanted to incapacitate passengers, they could simply depressurize the airplane at any altitude above, say, 25,000. No need to climb. 

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In all the speculation that I have heard on the fate of MH370, I have seen authorities in Malaysia making the same crucial investigative error over and over and over: They are making conclusory statements rather than observational statements. Here’s what I mean by that:

If I walk into a dark room in my house and the lights are off, there are dozens of different possibilities which would explain the lack of light from the bulb. These range from the light simply being switched off at the wall, to a bad bulb, to an overdue electric bill. All I can say with certainty (without further investigation) is that the bulb is not illuminated. If I flip the wall switch ‘on’ and the bulb doesn't go on, I have only eliminated one or two possibilities. If I state conclusively at that moment that the bulb is burned out, I am, in actuality, only guessing.

The Malaysian authorities are taking observations and making conclusory statements which are not supported by known fact. Instead of stating one that “…at some point the transponder signal was no longer received by air traffic control,” they make the jump to say that “..one or the other of the pilots manually turned the transponder off,”  when they provide no evidence to support that claim. There could be a dozen different reasons why the transponder signal was no longer received by air traffic control. Even if a transponder lost part of its function, such as altitude reporting, (something a pilot could switch off in the cockpit), it does not indicate that the pilot did so. Just because a pilot could do something does not mean he actually did. It could mean that the altitude-indicating functions of the transponder were interrupted—by electrical problems, for instance.


As an aside, I have spent many weeks in Indonesia and that part of Asia investigating terrorism and terrorist attacks. What I found was a reluctance on the part of host nations to cooperate fully in investigative tasks and a strong fear, bordering on paranoia about sharing investigative results. Our investigations were hampered, and the number of FBI agents allowed in-country to investigate attacks against Americans or American assets were greatly limited. This does not bode well for the investigation of MH370.

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Another conclusory statement I have heard was that “..the Emergency Locator Transmitter (ELT) has not been triggered.” This is not necessarily true. An ELT is like any other transmitter—including your cell phone—in that it relies on an antenna to broadcast a signal. If you disconnect any transmitter or receiver (such as your car radio) from its antenna, even though everything else might be completely functional, you would receive no stations. If a the antenna of the ELT was disconnected for any reason, such as the aircraft coming apart, or an onboard fire, the device itself with transmit beautifully, but would have no antenna with which to broadcast more than a few feet from the aircraft. This type of scenario has occurred with enough regularity that the FAA is concerned about it. Most notably Sen. Ted Stevens’ plane crashed in 2010 killing everyone on board. No emergency locator transmitter signal was received. It was later determined that the emergency locator transmitter worked flawlessly, but during the crash, the antenna wire was severed. Certainly airliner antennas are more robust and better able to survive a crash, but they are not immune to fire or damage.

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IN-FLIGHT FIRES

Fire inside airliners not as unusual as people would like to believe. In August, 1980, a Saudia Airline Lockheed 1011 suffered a cabin fire soon after takeoff, which many people still attribute to a passenger attempting to cook on an open fire; (not unheard of among religious pilgrims which made up the bulk of the flight’s passengers). When notified of the fire, the pilots donned their smoke masks and attempted to make it back to Riyadh Airport. They touched down safely and were even able to turn off the runway before being overcome by smoke. Tragically, and possibly because of the fire, they did—or could not— depressurize the aircraft and firemen were not able to enter the aircraft. There were no survivors among the 287 passengers on board even though the aircraft landed safely.


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In 1996, of ValuJet DC-9 experienced a fire which was caused by cargo in the forward hold near the nose of the aircraft. The pilot immediately turned back to the airport after takeoff, but the fire spread rapidly, progressively interrupting electrical power to the aircraft one system at a time, before it interrupted the pilot's ability to control the aircraft, likely burning through hydraulic lines and or cables. The DC-9 crashed without further radio communication and again there were no survivors. Both of these fires caused the death of everyone on board within minutes of the fire breaking out.

MY OWN EXPERIENCE

As a pilot, I have experienced an inflight fire in the cockpit. Ironically, this occurred 25 years ago this month, but the memories will never leave me. In March of 1989, I was the pilot of an FBI aircraft operating as “Ross 75,” in the process of a rendezvous with another FBI aircraft, “Ross 32” over the coast of Southern California. As I was communicating with Ross 32 and sliding into position well below him, a high-pitched, painfully-loud squeal erupted in my earphones and the earphones of my copilot. I instinctively looked at my gauges, and notice that the electrical charge in the aircraft was pegged on the high side. This was a very serious problem. It indicated that the alternator was putting out power wildly in excess of the aircraft’s needs, and that the excess power would be routed directly into the battery, which would heat up, and had a high likelihood of exploding. I didn’t know how long I had to remedy the situation.

I keyed the microphone button and transmitted to the other aircraft, “Ross 32, ‘75’ is going to be off the air for just a second or two.”

PictureA less-stressful flying day
No time for an explanation, no time for discussion, no time for anything other than the notification. Seconds after this transmission, a smoky fire erupted violently in my cockpit.  I remember vividly the realization that I had only a few seconds to get the airplane safely on the ground—or into the ocean below me. The cockpit was filling rapidly with black smoke and I was having difficulty seeing out the windshield. A yellow glow under the instrument panel above my legs added urgency—this is an area shared by my legs and the fuel lines.  The engine—ironically on the other side of the firewall—was running perfectly well. 

I remember my first two steps—turn toward the nearest airport and lose altitude! Fires will burn into your fuel lines, into you, sever control lines or cause major structural failure. We were fortunate. We were able to extinguish the fire by the time we reached 500 feet. But then, we had to deal with the fact that we had no electrical power, no communications, no transponder, and were essentially unable to even call for help. Had the battery exploded, no clue to our demise would have existed except my brief radio call “I’ll be off the air for a second.” 

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Recently, several friends (independently) forwarded to me the same article on the disappearance of MH370, written by a Canadian pilot by the name of Chris Goodfellow who had a startlingly simple and logical explanation to what might have happened aboard the ill-fated plane. Goodfellow’s article postulates that  upon deviating from its intended course, MH370 did not turn to a random heading; it turned directly to a heading that, according to Mr. Goodfellow, led directly to the nearest runway large enough to accommodate a Boeing 777.  If that is true, it speaks volumes to me. When I experienced my fire, I had one goal in life however short I felt that life might be: Get was my aircraft on the ground or in the water as soon as possible. I also turned directly towards the nearest airport which would accommodate my aircraft.

In investigation of crimes and crashes, there is one logical truism in common. The most logical, simple scenario is usually the actual scenario.  The facts we have regarding MH370 are consistent with a cascading loss or deactivation of electrical and electronic componentry in the aircraft. That is generally not consistent with the takeover of an aircraft where the hijackers don't want to be seen by radar. If a hijacker has trained well enough to take over an aircraft and hijack it, he knows to turn off all the instruments all at once. He doesn’t have any reason to turn off one instrument right away, and then turn off another 15 minutes later. That makes no sense. However, a cascading failure of electronics is not only consistent with a fire or other malfunction in an aircraft, it is a leading indicator of that scenario.

I believe that it is entirely possible (though I am not postulating this as fact), and consistent with the vast majority of known facts, that a fire of unknown origin on the aircraft disabled its ability to communicate and eventually caused the incapacitation of the crew. The aircraft was likely “trimmed” for controlled flight, which would cause it to tend to remain in flight. If the crew and passengers were overcome by smoke, I believe all further flight occurred autonomously by the aircraft much as Payne Stewart's plane flew from Florida to South Dakota after its occupants were incapacitated. In that incident, the plane, destined for Dallas, turned north and continued for four hours before running out of fuel.

I believe that it is unlikely that we will ever find the crash site of MH370. But any search should likely begin at a location where the aircraft would have run out of fuel (considering the different fuel burns at the same power settings at lower altitudes.) If the aircraft was below its cruising altitude, it would use an immensely higher amount of fuel per hour.

HIJACKING?

There is abundant reasonable speculation that the aircraft might be on the ground somewhere and that the passengers were kidnapped and may be alive. As a terrorism investigator, I do not find the logic of that scenario compelling. First, no ransom or claim of responsibility has been made. Secondarily, the logistics which would be required for such an undertaking are immense. The aircraft would have been on the ground now for well more than 10 days, and food and water for 239 passengers would be required (as well as dozens of guards to keep them in custody—remember, you have to have guards 24 hours a day, so triple the number of guards it would take to guard them at any given time.) The other logical leap required is that nobody has noticed or reported a Boeing 777 in a place one has never been seen before.

Also, it takes at least five or six thugs to keep the passengers on an entire airliner passive. And as the terrorists learned with United 93, sometimes even that isn’t enough. So they would likely need 10 or more thugs to control the passengers on a 777; and not one single individual meeting that definition has come to the surface.

Do I think that a hijacking scenario is impossible? No. Do I think it's likely? Not at all.

Also, “stealing” the aircraft to use as a weapon later makes little sense. To use it, one would have to fill it up with Jet fuel (approximately 45,000 gallons), then, take off towards a target city thousands of miles and many hours of flight time away—all without a flight plan. It would be incredibly easy to identify, intercept and interdict the aircraft. As we saw with 9/11, the reason that terrorists must use the aircraft immediately after acquisition is to take advantage of the confusion of the victims, the air traffic controllers, and the authorities’ knowledge that the plane was full of innocent hostages. Once an airplane like MH370 is on the ground, there is no reason to believe that these hostages are onboard the aircraft anymore, so no reason to keep from shooting it down.

It is too early at this point to establish a proximate cause of the disappearance of MH370. But at this moment, I believe that Mr. Goodfellow’s scenario of a cabin fire (regardless of its source) is likeliest scenario.

http://www.wired.com/autopia/2014/03/mh370-electrical-fire/



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