Secretary of the Navy Ray Mabus speaks at a Navy Cross Presentation Ceremony in honor of the late Sgt. Rafael Peralta, at Marine Corps Base Camp Pendleton, California, June 8, 2015. Sgt. Rafael Peralta was awarded the Navy Cross posthumously after sacrificing his life by absorbing the blast of an enemy grenade and shielding fellow Marines only feet away while serving with Regimental Combat Team 7, 1st Marine Division in Fallujah, Al Anbar province, Iraq, on Nov. 15, 2004. - Secretary of the Navy Ray Mabus speaks at a Navy Cross Presentation Ceremony in honor of the late Sgt. Rafael Peralta, at Marine Corps Base Camp Pendleton, California, June 8, 2015. Sgt. Rafael Peralta was awarded the Navy Cross posthumously after sacrificing his life by absorbing the blast of an enemy grenade and shielding fellow Marines only feet away while serving with Regimental Combat Team 7, 1st Marine Division in Fallujah, Al Anbar province, Iraq, on Nov. 15, 2004.