A U.S. Air Force F-16 Fighting Falcon assigned to the 14th Fighter Squadron takes off on the runway during a PACIFIC WEASEL (PAC WEASEL) exercise at Misawa Air Base, Japan, Sept. 29, 2021. PAC WEASEL supports the Air Force’s directive to “Accelerate Change or Lose” by giving operators challenging scenarios and the opportunity to share best practices and new techniques in joint and bilateral environments. (U.S Air Force photo by Airman 1st Class Leon Redfern)