US President Barack Obama, State of the Union Address, in the Oval Office. 美國總統歐巴馬, 國情咨文, 橢圓形辦公室

President Barack Obama works on his final State of the Union Address in the Oval Office at The White House in Washington, Jan. 12, 2016. (REUTERS/Mary F. Calvert)
Photos of the day – January 12, 2016
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