Pakistani students chant slogans against U.S. at a rally to condemn a suspected American missile strike at Taliban and militants' hideouts in Pakistani tribal areas along Afghanistan in Multan, Pakistan, on Thursday, Nov. 20, 2008. Pakistan summoned the U.S. ambassador Thursday to protest a suspected American missile strike deep inside its territory as militants threatened revenge attacks unless the cross-border raids stop. (AP Photo/Khalid Tanveer)