
Boeing [BA] has begun flight-testing the first KC-46A Pegasus refueling plane that it plans to deliver to the U.S. Air Force, the company announced late Dec. 5.During the tanker’s first flight, the 767 derivative took off from Paine Field in Everett, Wash., at 10:32 a.m. Pacific time on Dec. 5 and flew for about three and a half hours, the company said. The jet climbed to as high as 39,000 feet and underwent checks of its engines, flight controls and…