Finnish Flight An Air Force F-15E Strike Eagle flies alongside an Air Force KC-135 Stratotanker after an aerial refueling over Finland, May 25, 2017. The aircraft are participating in Arctic Challenge 2017, a multinational exercise encompassing 11 nations and more than 100 aircraft. Air Force photo by Tech. Sgt. David Dobrydney SHARE: Download: Full Size (1.91 MB) Tags: european command, arctic challenge 17, eucom, air force, featured photos Credit: Tech. Sgt. David Dobrydney VIRIN: 170525-F-ZX232-0045D.JPG Photo Gallery