Defense Secretary Lloyd Austin was admitted into the critical care unit for a bladder issue Sunday night after transferring his duties to the deputy Defense secretary earlier Sunday‚ Walter Reed Military Medical Center officials announced. Austin‚ 70‚ underwent a series of tests and evaluations Sunday night at Walter Reed after showing symptoms “suggesting an emergent bladder issue” earlier in the day‚ the hospital’s doctors said in a statement. He was later admitted into the critical care...