Berg doesn't concede as Heitkamp squeaks out apparent win in U.S. Senate race

FARGO – Trailing Democrat Heidi Heitkamp by less than 1 percentage point with all precincts reporting in North Dakota's closely watched U.S. Senate race, U.S. Rep. Rick Berg refused to concede the race pending the outcome of the official vote canvassing and left the door open to a possible recount.