The US National Highway Traffic Safety Administration has set up a program to gather information about car crashes using data from sensor boxes.

BBC: car crash test PA

The third explanation is a problem with the Android operating system and how it manages data, detects errors or avoids crashes.

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They were collected primarily through police reports in 2007, death certificates and the number of fatalities registered by the Not-in-Traffic Surveillance system, a virtual data collector of details regarding nontraffic crashes nationwide.

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