He failed to follow policy when he was involved in a collision while driving his force-owned vehicle in March 2009, by allegedly not reporting the incident or ensuring it was investigated.

BBC: Sean Price

Immediately after the collision, a constant braking force of magnitude 250 N is applied to C.

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The most noteworthy incident of the day occurred when British driver James Rossiter was involved in an accidental collision with one of his Force India mechanics, who thankfully escaped any serious injuries.

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But the first officer, still believing that the object in the sky above him was the cargo plane, initiated a dive to avoid the perceived imminent collision -- sending the jetliner toward the Air Force plane.

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Det Sup Mike Courtiour of Avon and Somerset Police described the collision as "one of the worst in living memory" and said the force's investigation was "meticulous and complex".

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Gates reminded his colleagues that he had been in the Situation Room of the Carter White House when military officials presented Eagle Claw the 1980 Delta Force operation that aimed at rescuing American hostages in Tehran but resulted in a disastrous collision in the Iranian desert, killing eight American soldiers.

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At the time, top Air Force officials said the U.S. had the capability of closely tracking and issuing pre-collision warnings for only a couple of hundred pieces of orbiting debris.

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The Chinese government said Wednesday that it will force high speed rail operators to reduce average operating speeds due to safety concerns following a two-train collision that killed 40 people an injured around 200 more last month.

FORBES: After Train Wreck, China Tells Bullet Trains To Slow Down