Firing Positions A soldier demonstrates firing positions with a Mark 19 grenade launcher in Amman, Jordan, Aug. 28, 2019, during Eager Lion, a major U.S. Central Command exercise that aims to integrate forces in a multilateral environment. SHARE: Download: Full Size (1.45 MB) Tags: Army Credit: Army Sgt. Devon Bistarkey VIRIN: 190828-Z-GG979-210C.JPG Photo Gallery