A U.S. Army honor guard stands at attention during a ceremony to mark Memorial Day, this week at Arlington National Cemetery. Mandel Ngan/AFP/Getty Images hide caption

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Kevin Ross, 31, says the ADAPT parenting program has helped him and his family communicate more effectively. Jeffrey Thompson/MPR hide caption

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At Forward Operating Base Payne in Afghanistan's Helmand province, Marine Cpl. Jonathan Odriscoll looks at pictures of his sister on Facebook. Troop access to social media has been both a blessing and curse for the military. Bay Ismoyo/AFP/Getty Images hide caption

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Briefings are part of the demobilization process that the 182nd Infantry Regiment must go through at Camp Atterbury in Columbus, Ind. Tom Dreisbach/NPR hide caption

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