Lt. Gen. Christopher Bogdan, the F-35 program executive officer, testifies before the House Armed Services Subcommittee on Tactical Air and Land Forces Oct. 21 on Capitol Hill. Overall, the program has flown more than 42,000 hours, to include the international jets and the U.S. service-specific variations. (U.S. Air Force photo/Senior Airman Hailey Haux)