23 December: An Antonov 140 commuter plane carrying aerospace experts crashes in central Iran, killing all 46 people aboard.
By July investigators should conclude their search of a 120,000 sq km zone of the southern Indian Ocean where experts believe MH370 crashed after changing course and running out of fuel killing all 239 people on board.
After various demonstrations by expert witnesses, crashing metal on metal and using instruments such as a 1996 Akai Sampler, it was shown that an imitation of the sound-bite would have been possible in 1997.
Had Mr. Abdulmutallab, sitting in seat 19A of Northwest Airlines Flight 253 on Friday from Amsterdam to Detroit, been able to set off the explosive, it might have blown a hole in the side of the airplane and caused it to crash, experts believe.
But it's very rare for the weather alone to cause airliners to crash, experts say.
At the time the market crashed, many market experts questioned whether the industry could continue to charge such hefty fees.
Experts are examining the police helicopter which crashed into a crowded bar, killing nine people.
It said the audio recording FAB experts had analysed was not related to the flight that crashed on Wednesday.
What took years to develop could take a surprisingly short time to come crashing down, experts say.
Each team experienced almost 200 practice collisions that measured above 120 g's, which experts have likened to crashing a car into a concrete wall at 40 miles an hour.
