U.S. Transportation Command says its top unfunded priority is aerial refueling and recommends Congress provide additional funds beyond its regular budget request for the KC-135 and KC-10 aircraft, according to documents obtained by Inside Defense . "Aerial refueling is USTRANSCOM's number one unfunded priority," Army Gen. Stephen Lyons, chief of TRANSCOM, wrote in a letter to House Armed Services Committee Chairman Adam Smith (D-WA). The military's "unfunded priorities" lists are separate from the formal fiscal year 2021 budget request, but...