Drew Carlton wears a #Stand With Sam button as he joins several hundred supporters of Michael Sam stand along Stadium Boulevard across the street from Memorial Stadium Saturday, Feb. 15, 2014, in Columbia, Mo. (AP Photo/L.G. Patterson)
Several hundred supporters of Michael Sam stand along Stadium Boulevard across the street from Memorial Stadium Saturday, Feb. 15, 2014, in Columbia, Mo. (AP Photo/L.G. Patterson)
**FILE** Vice President Joseph R. Biden gets a hug from Rep. Jim Clyburn, South Carolina Democrat, during the dedication ceremony of the new Ernest F. Hollings Special Collections Library in Columbia, S.C., on July 23, 2010. (Associated Press)