Artemis Strike Army Spc. Matthew Williams, a cavalry scout assigned to 2nd Cavalry Regiment, fires a Stinger missile using Man-Portable Air Defense Systems during Artemis Strike, a live fire exercise at the NATO Missile Firing Installation at Crete, Greece, Nov. 6, 2017. Army photo by Sgt. 1st Class Jason Epperson SHARE: Download: Full Size (0.76 MB) Credit: Sgt. 1st Class Jason Epperson VIRIN: 171105-A-RK974-174C.JPG Photo Gallery