We have no greater responsibility than to honor those who gave their lives in defense of this country.

U.S. Marine Corps Lance Cpl. Kyle Niro, a scout sniper with the 2nd Battalion, 3rd Marine Regiment (3rd Marines) Scout Sniper Platoon, places the dog tag of a fallen Marine on a battlefield cross after a memorial run at Marine Corps Base Hawaii on June 1, 2012 in this photo made available on June 15, 2012. Marines erected the cross to honor the 116 men from the 3rd Marines who died during combat operations in Afghanistan and Iraq. (REUTERS/Reece Lodder, U.S. Marine Corps/DoD photo)