** FILE ** In this Nov. 19, 2010, file photo, Vice President Joe Biden gestures while speaking at the South Court Auditorium at the White House in Washington. Biden said on Friday, Dec. 24, 2010, that the country is evolving on the issue of gay marriage and he thinks it's inevitable there will be national consensus. (AP Photo/Susan Walsh, File)

Photo by: Susan Walsh

** FILE ** In this Nov. 19, 2010, file photo, Vice President Joe Biden gestures while speaking at the South Court Auditorium at the White House in Washington. Biden said on Friday, Dec. 24, 2010, that the country is evolving on the issue of gay marriage and he thinks it's inevitable there will be national consensus. (AP Photo/Susan Walsh, File)