U.S. Air Force F-16 Fighting Falcon aircraft await refueling from a KC-135 Stratotanker aircraft assigned to the 351st… https://www.rawpixel.com/image/8728028/photo-image-airplane-public-domainFree Image from public domain licenseFour U.S. Air Force F-16C Fighting Falcons and four Swedish Air Force JAS 39 Gripens fly in formation together behind a U.S.… https://www.rawpixel.com/image/8728062/photo-image-airplane-public-domain-birdFree Image from public domain license