Bush vows to strike US enemies first in terror war By Patricia Wilson CRAWFORD, Texas, May 3 (Reuters) - U.S. President George W. Bush proclaimed victory in Iraq on Saturday but said the war on terror was far from over and vowed to hunt down America's enemies before they could strike. He closely linked the U.S.-led invasion to oust Saddam Hussein to the campaign to stamp out terrorism launched after the Sept, 11, 2001, attacks despite the lack of a definitive connection between the two. "The battle of Iraq is one victory in a war on terror that still goes...