Republican candidate Edward Durr has scored a major upset in New Jersey, narrowly defeating Democratic incumbent Steve Sweeney, the president of the state Senate.

The race was called for Durr by the Associated Press at 11:19 a.m. on Thursday. Durr led Sweeney 32,742 votes to 30,444 with 100% of precincts reporting — or 51.8% to 48.2%.