U.S. Air Force Capt. Mark Onorato, the 13th Fighter Squadron activity security manager, inspects his ear protection before climbing into an F-16 Fighting Falcon during Exercise Red Flag-Alaska 19-1, at Eielson Air Force Base, Alaska, Oct. 6, 2018. RF-A 19-1, held Oct. 4 to 19, is slated to train more than 1,000 personnel and 60 aircraft in a simulated air combat environment optimizing personnel's abilities and honing acquired skill sets. (U.S. Air Force photo by Airman 1st Class Collette Brooks)