Defense Secretary Donald Rumsfeld has tapped a four-star general to coordinate U.S. military efforts to eliminate weapons of mass destruction, the first time the mission has been made a key responsibility of a combatant commander, according to Pentagon sources and documents. Rumsfeld aims to shore up what analysts say is a "serious weakness" in the U.S. military's approach to dealing with weapons of mass destruction recently exposed in the search for such weapons in Iraq. Nebraska-based Strategic Command will be...