Return Fire Marine Corps infantry squad leaders return fire while defending their position during the advanced infantry course at Kahuku Training Area, Hawaii, Sept. 21, 2016. Marine Corps photo by Cpl. Aaron S. Patterson SHARE: Download: Full Size (1.91 MB) Tags: Marines, training, Marine Corps Credit: Cpl. Aaron Patterson VIRIN: 160921-M-QH615-140A.JPG Photo Gallery