The Truth-o-Meter says: Mostly False | Tom Cotton says Mark Pryor 'continues to insist' that Obamacare is an 'amazing success' Tom Cotton says Mark Pryor is out-of-touch on a lot of things, especially health care. Cotton, the representative from Arkansas running for Senate, ties the incumbent Democrat’s vote for the Affordable Care Act to an unbridled loyalty to President Barack Obama and his party, rather than to Arkansas.