File photo of U.S. Navy veteran and former Democratic presidential nominee U.S. Senator Kerry waving at the end of his speech during the Democratic National Convention in Charlotte

 
File photo of U.S. Navy veteran and former Democratic presidential nominee U.S. Senator Kerry waving at the end of his speech during the Democratic National Convention in Charlotte
U.S. Navy veteran and former Democratic presidential nominee U.S. Senator John Kerry (D-MA) waves at the end of his speech during a segment on U.S. veterans during the final session of the Democratic National Convention in Charlotte, North Carolina in this file photo from September 6, 2012. President Barack Obama on December 21, 2012 will announce his nomination of Senator John Kerry as secretary of state to succeed Hillary Clinton, senior administration officials said. REUTERS/Jason Reed/Files