Howitzer Mission Marines conduct a coordinated fire mission with M777 towed 155mm howitzers during exercise Eager Lion 2019 in Wadi Shadiya, Jordan, Sept. 4, 2019. The U.S. Central Command exercise aims to integrate forces in a multilateral environment. SHARE: Download: Full Size (1.33 MB) Tags: Marine Corps Credit: Marine Corps Staff Sgt. Donald Holbert VIRIN: 190904-M-HB658-1358M.JPG Photo Gallery