Breaking News:
Official: 3 dead, 2 injured in Maryland midair collision

National Highway Traffic Safety Administration Administrator David Strickland speaks about policy implications of autonomous vehicles during a seminar at the House of Sweden in Washington, Tuesday, Oct. 23, 2012, (AP Photo/Jacquelyn Martin)

Associated Press
National Highway Traffic Safety Administration Administrator David Strickland speaks about policy implications of autonomous vehicles during a seminar at the House of Sweden in Washington, Tuesday, Oct. 23, 2012, (AP Photo/Jacquelyn Martin)
National Highway Traffic Safety Administration Administrator David Strickland speaks about policy implications of autonomous vehicles during a seminar at the House of Sweden in Washington, Tuesday, Oct. 23, 2012, (AP Photo/Jacquelyn Martin)