Four regional events for the NWCA/Cliff Keen National Duals will be held Sunday, Feb. 17 at Cornell, Kent State, Missouri, and Oregon State. The four regional winners will advance to the championship, which will take place Feb. 23-24 at the University of Minnesota. Minnesota, Iowa, Ohio State, and Illinois earned automatic berths in the eight-team championship.The regional brackets have been released. The top seeds are Cornell, Oklahoma State, Missouri, and Virgina Tech.