For years now, the Cliff Keen Las Vegas Invite has been one of the toughest college tournaments in the country, and this year is no different. On December 1 & 2, 30 Division I teams will descend on Sin City looking to bring home a title. Nine of the nation's top 20 teams will be in action including Ohio State, Michigan, Arizona State, Virginia Tech Minnesota, Nebraska, Northern Iowa, Wyoming, North Carolina, Cornell and more.