[img]http://d.yimg.com/a/p/afp/20100828/capt.photo_1282964086915-7-0.jpg?x=130&y=84&q=85&sig=y2N_M__roq5_dlW6TFrpzQ--[/img]AP - U.S. and Afghan troops repelled attackers wearing American uniforms and suicide vests in a pair of simultaneous assaults on NATO bases near the Pakistani border, including one where seven CIA employees died in a suicide attack last year.