Biographical information for US Sen. Rob Portman Associated Press Copyright 2013 Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Updated 7:49 am, Friday, March 15, 2013 Biographical information for US Sen. Rob Portman Biographical information on Republican U.S. Sen. Rob Portman of Ohio, who is now supporting gay marriage and says his reversal on the issue began when he learned one of his sons is gay: U.S. Senate, 2011-present; director, White House Office of Management and Budget, ... Read More