 These candidates included Nelson-Pallmeyer, Hennepin County Commissioner Gail Dorfman, Minneapolis City Council Members Gary Schiff and Paul Ostrow, former State Senator Ember Reichgott Junge, State Representative Keith Ellison, former DFL Party Chair and Sabo Chief of Staff Mike Erlandson, attorney Jorge Saavedra, Anne Knapp, Minneapolis Park Board President Jon Olson, and peace activist and 7th district resident Erik Thompson (who subsequently challenged Congressman Collin Peterson).At the district convention in May, Ellison won the endorsement after four ballots.In the September primary, the retiring Sabo backed his former Chief of Staff, Mike Erlandson.