Chelsea Clinton and Marc Mezvinsky pose with Clintons following wedding ceremony. at Astor Court in Rhinebeck

Marc Mezvinsky (L), U.S. Secretary of State Hillary Clinton (2nd L), Chelsea Clinton and former President Bill Clinton (R) pose after Chelsea and Marc’s wedding ceremony at Astor Court in Rhinebeck, New York July 31, 2010. REUTERS/Manio Photography/Handout (UNITED STATES – Tags: POLITICS SOCIETY) NO SALES. NO ARCHIVES. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS