[img]http://d.yimg.com/a/p/net/20100627/capt.eb956a91fe0a46959f64aebb08e48c8f.jpeg?x=130&y=86&q=85&sig=GTZ4F3K2ys4.ZsjIrQ1Pig--[/img]AP - The U.S. has driven al-Qaida into hiding and undermined its leadership, but is struggling to oust its primary sympathizer, the Taliban, from Afghanistan, the nation's spymaster said Sunday.