Tonight on The Last Word: Sen. Mark Kelly widens his lead over Blake Masters in the Arizona Senate race. Also, Maura Healey flips Massachusetts's governor's seat. Plus, Andrew Campbell becomes the first Black woman elected to a statewide office in Massachusetts. And Kansas Rep. Sharice Davids wins her third term after campaigning to protect abortion access. Steve Kornacki, Sen. Gary Peters, Gov.-elect Maura Healey, Massachusetts Attorney General-elect Andrea Campbell and Rep. Sharice Davids join Lawrence O'Donnell.