(Editor's Note: This story has been updated to reflect that Army Gen. George Casey was Gen. Martin Dempsey's predecessor as the service's chief of staff.) Army Chief of Staff Gen. Martin Dempsey told lawmakers in a memo last month that the service has no unfunded requirements for fiscal year 2012. “The FY-12 president's budget request reflects funding for the highest priorities of the Army,” the new chief of staff wrote in the April 15 document. “As such, the Army...