F-35 operational testing has been delayed by about six months because the joint program office cannot retrofit 23 jets needed for the test event, according to an official. Lt. Gen. Christopher Bogdan, F-35 program executive officer, told reporters during a May 24 teleconference the original deadline set by the operational testing community was around August or September 2017. "We believe that in order to get all 23 airplanes from the [operational test] fleet to a full 3F production representative configuration...
