The Air Force's overseer of the KC-46 tanker development program does not expect the initial flight of the first militarized engineering and manufacturing development aircraft will occur on April 20 as planned. Instead, Tanker Program Executive Officer Brig. Gen. Duke Richardson said during a March 17 conference in Washington that he expects the first militarized KC-46 Pegasus will fly in the second quarter of calendar 2015. "What I'm trying not to do is get fixated on delays," he said. "I...