Los Angeles Mayor and Democratic Convention Chairman Antonio Villaraigosa steps away from the podium during the Democratic National Convention in Charlotte, N.C., on Wednesday, Sept. 5,

 

              Los Angeles Mayor and Democratic Convention Chairman Antonio Villaraigosa steps away from the podium during the Democratic National Convention in Charlotte, N.C., on Wednesday, Sept. 5,
Los Angeles Mayor and Democratic Convention Chairman Antonio Villaraigosa steps away from the podium during the Democratic National Convention in Charlotte, N.C., on Wednesday, Sept. 5, 2012. (AP Photo/Charlie Neibergall)