Montana Senator Jon Tester answers three questions about toilet testing.
Arizona delegation split on fiscal cliff
Arizona's U.S. House delegation split along party lines late Tuesday night as the House passed the so-called "fiscal cliff" agreement.
Democrats Ron Barber, Raul Grijalva and Ed Pastor voted for the agreement. Republicans Jeff Flake, Trent Franks, Paul Gosar, Ben Quayle and David Schweikert voted against it.