Defense Environment Alert -- The United States and Russia have resolved differences over several issues impeding progress in the U.S.-funded program that aids Russia in destroying its stockpiled chemical weapons, a U.S. defense official said Sept. 17. Through the Cooperative Threat Reduction program, the United States expects to eventually spend a little more than $1 billion in constructing a chemical weapons destruction plant in Shchuch'ye, Russia, according to the official. To date, the United States has obligated $709 million in...