It may die in the House but heres the House version which was introduced on 2-14-2013.
House Version:HR 684 including the 65 co-sponsors
http://thomas.loc.gov/cgi-bin/bdquery/z?d113:HR00684:@@@L&summ2=m&;
This all means that since the two bills don’t match there is nothing for ‘O’ to sign and our two chambers must resolve the bills and try again.