Sergeant Justin D. Wahlster, the training chief serving with Truck Company Alpha, Headquarters Battalion, 1st Marine Division, pours special effects powder into a metal canister as part of a simulated improvised explosive device here, May 3, 2013. When triggered, compressed air bursts into the canister, sending a cloud of harmless powder into the air to simulate an explosion. (U.S. Marine Corps photo by Sgt. Jacob H. Harrer) - Sergeant Justin D. Wahlster, the training chief serving with Truck Company Alpha, Headquarters Battalion, 1st Marine Division, pours special effects powder into a metal canister as part of a simulated improvised explosive device here, May 3, 2013. When triggered, compressed air bursts into the canister, sending a cloud of harmless powder into the air to simulate an explosion. (U.S. Marine Corps photo by Sgt. Jacob H. Harrer)

Lieutenant Col. William Blanchard, the new 3rd Assault Amphibian Battalion commanding officer, and Lt. Col. Howard F. Hall, the former battalion commander, salute Marines and sailors during a pass in review during a post and relief ceremony here, May 31, 2013. Blanchard, a native of Neptune, N.J., and Hall, a native of Schuylkill Haven, Pa., spent time preparing for turnover by visiting Marines throughout the battalion. - Lieutenant Col. William Blanchard, the new 3rd Assault Amphibian Battalion commanding officer, and Lt. Col. Howard F. Hall, the former battalion commander, salute Marines and sailors during a pass in review during a post and relief ceremony here, May 31, 2013. Blanchard, a native of Neptune, N.J., and Hall, a native of Schuylkill Haven, Pa., spent time preparing for turnover by visiting Marines throughout the battalion.

Staff Sgt. David Terryah, a platoon sergeant serving with 2nd Battalion, 5th Marine Regiment, and his wife, Krystal, collected donations for victims of the tornadoes that devastated more than 2,400 homes in and around Moore, Okla., and Oklahoma City. With the help of various organizations, and Marines serving with the battalion and their families, Terryah, a native of Fresno, Calif., will deliver a full-sized U-Haul truck and trailer to the smaller towns affected by the tornado. Terryah's U-Haul truck is filled with supplies donated by Marines and their families with the battalion, Operation Help A Hero, Team 2/5 Rancho Santa Margarita, Freedom Riders, U-Haul, Walmart and the San Onofre military family community. - Staff Sgt. David Terryah, a platoon sergeant serving with 2nd Battalion, 5th Marine Regiment, and his wife, Krystal, collected donations for victims of the tornadoes that devastated more than 2,400 homes in and around Moore, Okla., and Oklahoma City. With the help of various organizations, and Marines serving with the battalion and their families, Terryah, a native of Fresno, Calif., will deliver a full-sized U-Haul truck and trailer to the smaller towns affected by the tornado. Terryah's U-Haul truck is filled with supplies donated by Marines and their families with the battalion, Operation Help A Hero, Team 2/5 Rancho Santa Margarita, Freedom Riders, U-Haul, Walmart and the San Onofre military family community.

The family of Cpl. Gurpreet Singh stands in silence as the National Anthem plays during an award ceremony here, May 30, 2013. Singh, a native of Punjab, India, was awarded the Bronze Star with Combat "V" for valor posthumously for heroic service in Afghanistan. After immigrating to Sacramento, Calif., when he was 10, Singh enlisted as a rifleman in the Marine Corps when he turned 17, and went on to serve two combat deployments with Bravo Company, 1st Battalion, 5th Marine Regiment. As stated in his award citation, Singh aggressively led his Marines on daily combat patrols through insurgent infested areas in Sangin district, Helmand province, Afghanistan. Despite being struck in his front body armor by small-arms fire during a firefight on June 4, 2011, he remained undeterred and continued to lead his Marines. On June 22, 2011, while leading his Marines through a dangerous area, Singh was struck down by enemy fire. - The family of Cpl. Gurpreet Singh stands in silence as the National Anthem plays during an award ceremony here, May 30, 2013. Singh, a native of Punjab, India, was awarded the Bronze Star with Combat "V" for valor posthumously for heroic service in Afghanistan. After immigrating to Sacramento, Calif., when he was 10, Singh enlisted as a rifleman in the Marine Corps when he turned 17, and went on to serve two combat deployments with Bravo Company, 1st Battalion, 5th Marine Regiment. As stated in his award citation, Singh aggressively led his Marines on daily combat patrols through insurgent infested areas in Sangin district, Helmand province, Afghanistan. Despite being struck in his front body armor by small-arms fire during a firefight on June 4, 2011, he remained undeterred and continued to lead his Marines. On June 22, 2011, while leading his Marines through a dangerous area, Singh was struck down by enemy fire.

Lance Cpl. Josh Poynter (left), an assault man serving with Fox Company, 2nd Battalion, 1st Marine Regiment, and Cpl. Travis Richardson, a squad leader serving with Fox Co. drag a Marine out of a simulated firefight during Military Operations on Urban Terrain training at the Infantry Immersion Trainer here, May 29, 2013. Richardson, 24, from Surprise, Ariz., and Poynter, 28, from Indianapolis, Ind., moved their wounded comrade in to the cover of a building and began treating his simulated gunshot wound. - Lance Cpl. Josh Poynter (left), an assault man serving with Fox Company, 2nd Battalion, 1st Marine Regiment, and Cpl. Travis Richardson, a squad leader serving with Fox Co. drag a Marine out of a simulated firefight during Military Operations on Urban Terrain training at the Infantry Immersion Trainer here, May 29, 2013. Richardson, 24, from Surprise, Ariz., and Poynter, 28, from Indianapolis, Ind., moved their wounded comrade in to the cover of a building and began treating his simulated gunshot wound.