Tactical Lights A Marine Corps M1A1 tank conducts tactical training during Large Scale Exercise 2016 at Marine Corps Air Ground Combat Center Twentynine Palms, Calif., Aug. 16, 2016. The goal of the exercise is to enhance interoperability among thousands of Marines. Marine Corps photo by Cpl. Clarence A. Leake SHARE: Download: Full Size (1.36 MB) Credit: Cpl. Clarence A. Leake VIRIN: 160816-M-NF116-035A.JPG Photo Gallery