Lance Cpl. Torffic Hassan (second from the right), an engineer with 6th Communications Battalion, Force Headquarters Group, gives a lesson on generator system functions to his fellow Marines at the Muscatatuck Urban Training Center in Butlerville, Ind., June 8, 2016. Hassan immigrated to the United States in 2009 to pursue education. (U.S. Marine Corps photo by Cpl. Melissa Martens/ Released)