An AH-64 Apache helicopter flies towards an objective during a combined live-fire exercise Peace Sentinel in Koren, Bulgaria, July 19, 2017. The exercise is part of the Saber Guardian 17 exercise. The pilots are assigned to Company C, 1st Battalion, 501st Attack Reconnaissance Battalion, Task Force Falcon, 10th Combat Aviation Brigade. Saber Guardian 17 is a U.S. European Command, multinational exercise in the Black Sea region that builds readiness and improves interoperability among the 20 allies who participate. Army photo by Spc. Thomas Scaggs