The Air Force has canceled the flying portion of the second phase of its light-attack experiment at Holloman Air Force Base, NM, after an A-29 Super Tucano crashed during a June 22 experimentation flight that killed the jet's pilot. Lt. Gen. Arnold Bunch, the Air Force's top uniformed acquisition officer, told reporters July 3 the service is doing what it can to support an ongoing safety investigation board and has opted to cancel the remaining flights and rely on data...