Light the Night Marines fire a 120 mm illumination mortar round at Bost Airfield in Lashkar Gah, Afghanistan, May 22, 2017. The Marines fired two of the rounds to set the base plate of the mortar into the ground. Marine Corps photo by Sgt. Justin T. Updegraff SHARE: Download: Full Size (3.11 MB) Credit: Sgt. Justin Updegraff VIRIN: 170522-M-TV331-158C.JPG Photo Gallery