11.   A disproportionately large share of the fatal crashes have involved failures of the left rear tire.

12.   A fuel tank explosion has been blamed for only one other Black Hawk fatal crash.

13.   A study of interstate deaths nationwide reveals that the interstates with the highest fatal crash rates are all in remote western areas, not urban ones.

14.   About Britain, the royals and the people a year after the fatal crash.

15.   According to federal statistics, passenger-car drivers are cited far more often than truck drivers when the two kinds of vehicles are involved in fatal crashes.

16.   According to the California Highway Patrol, fatal crashes caused by seizures are so rare that statistics are not kept.

17.   According to the U.S. Department of Transportation, speed is a factor in nearly one-third of all fatal crashes.

18.   Alaska had the highest statewide fatal crash rate.

19.   All the fatal crashes involving soldiers happened on weekends.

20.   All five previous fatal crashes of this type of plane occurred overseas, and all were caused by human error.