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WASHINGTON, DC - DECEMBER 10: Representative Randy Weber (R-TX) carries in a poster accusing Iranian President Hassan Rouhani of hundreds of executions while waiting for Secretary of State John Kerry to arrive to testify before the House Foreign Affairs Committee on December 10, 2013 in Washington, DC. During his testimony Secretary Kerry asked on behalf of the Obama Administration that congress hold off on sanctioning Iran to give diplomacy a chance to work its course. (Photo by T.J. Kirkpatrick/Getty Images)

WASHINGTON, DC - DECEMBER 10: Representative Randy Weber (R-TX) carries in a poster accusing Iranian President Hassan Rouhani of hundreds of executions while waiting for Secretary of State John Kerry to arrive to testify before the House Foreign Affairs Committee on December 10, 2013 in Washington, DC. During his testimony Secretary Kerry asked on behalf of the Obama Administration that congress hold off on sanctioning Iran to give diplomacy a chance to work its course. (Photo by T.J. Kirkpatrick/Getty Images)