ESPN.com is reporting that Brian McNamme, Roger Clemens' famed ex-trainer, fainted while driving and crashed his car head on into a city bus:

McNamee told police he blacked out because of an ongoing medical problem, the New York Daily
McNamee's Lexus, another car and the bus were involved in the crash around 12:30 p.m. Thursday on Central Avenue in Queens' Far Rockaway neighborhood, according to the newspapers.
No one was seriously hurt, according to the newspapers.
No one was charged with any offense in the wreck, the Post said. No information was immediately available from police early Friday. News and New York Post reported Friday.