WASHINGTON (Reuters) - Cash from part of a $2.16 billion U.S. transportation contract in Afghanistan has ended up in the hands of Taliban insurgents, the Pentagon said on Monday. (http://feeds.feedburner.com/~ff/reuters/topNews?d=yIl2AUoC8zA) (http://feeds.feedburner.com/~ff/reuters/topNews?i=9LrbFYfsSxo:_UXHjIj8Sw8:V_sGLiPBpWU) (http://feeds.feedburner.com/~ff/reuters/topNews?i=9LrbFYfsSxo:_UXHjIj8Sw8:-BTjWOF_DHI) (http://feeds.feedburner.com/~r/reuters/topNews/~4/9LrbFYfsSxo)