Spoehr.ArmsControl

President Barack Obama signs the New START Treaty in the Oval Office, Feb. 2, 2011. Participants include, from left: Chairman of the Joint Chiefs of Staff Admiral Mike Mullen; Energy Secretary Steven Chu; Defense Secretary Robert Gates; Secretary of State Hillary Rodham Clinton; Sen. John Kerry, D-Mass.; Sen. Richard Lugar, R-Ind.; Sen. Dianne Feinstein, D-Calif.; Sen. Thad Cochran, R-Miss.; Sen. Jeanne Shaheen, D-N.H.; and Vice President Joe Biden. (Official White House Photo by Chuck Kennedy)
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