. U.S. Secretary of State Hillary Clinton leaves New York Presbyterian Hospital  with husband, Bill (TOP), and daughter, Chelsea (R), in New York, January 2, 2013. The secretary of state, who has not been seen in public since Dec. 7, was revealed on Sunday evening to be in a New York hospital under treatment for a blood clot that stemmed from a concussion she suffered in mid-December. REUTERS/Joshua Lott
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