Green Line As seen through a night vision device, soldiers board an Air Force CV-22 Osprey to leave a training area at Melrose Air Force Range, N.M., March 1, 2018, during Emerald Warrior, the largest joint and combined special operations exercise. Air Force photo by Tech. Sgt. Sam Weaver SHARE: Download: Full Size (2 MB) Credit: Tech. Sgt. Sam Weaver VIRIN: 180301-F-QU528-0637C.JPG Photo Gallery