Patrol Prep Marines prepare for the night-patrol portion of a command post exercise on Marine Corps Air Station Miramar, Calif., Jan. 19, 2016. The Marines are assigned to Marine Wing Headquarters Squadron 3. The three-day, two-night event aimed to instill and improve field and tactical skills. U.S. Marine Corps photo by Lance Cpl. Harley Robinson SHARE: Download: Full Size (1.47 MB) Credit: Lance Cpl. Harley Robinson VIRIN: 160120-M-EZ287-009.JPG Photo Gallery