A U.S. Marine with Bravo Company, 1st Reconnaissance Battalion heads to a Marine Corps MV-22B Osprey tiltrotor aircraft after executing a narcotics and weapons raid in the Khash Rod district of Helmand province, Afghanistan, May 14, 2012, in support of Operation Lion's Den. The raid was part of an effort to disrupt the selling and distribution of contraband throughout Afghanistan. (DoD photo by Cpl. Marcus Kuiper, U.S. Marine Corps/Released)
The Marine has what appears to be an M110 SASS.
M110 SASS Sally
Marines fighting the war on drugs.