Scott Warner breaks down in tears after addressing members of the press about the exhumation of his son, Marine Pvt. Heath Warner, on Wednesday. His son's grave was the second to be exhumed since the release of an inspector general's report in June about extensive record-keeping problems at Arlington Cemetery. John Poole/NPR hide caption

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In this video image, President Obama speaks to the nation from the Oval Office about the end of the U.S. combat role in Iraq. APTN hide caption

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The National Museum of Nuclear Science and History, originally established in 1969, is a congressionally chartered Smithsonian affiliate. Courtesy of the Museum of Nuclear Science and History hide caption

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Cindy Lohman is seen holding a photo of her son Ryan, who was killed by a bomb in Afghanistan. She says she feels betrayed by Prudential, his life insurance company. Bill Cramer/Bloomberg hide caption

itoggle caption Bill Cramer/Bloomberg