Perimeter Patrol Marine Corps Sgt. Josh Greathouse scans the area during a perimeter patrol in Al Taqaddum, Iraq, March 21, 2016. Greathouse is a team leader assigned to Bravo Company, 1st Battalion, 7th Marine Regiment, Special Purpose Marine Air Ground Task Force Crisis Response for U.S. Central Command. Marine Corps photo by Sgt. Rick Hurtado SHARE: Download: Full Size (1.42 MB) Credit: Sgt. Ricardo Hurtado VIRIN: 160321-M-ZH987-147C.JPG Photo Gallery