The NCAA Tournament is set to begin tonight with the First Four at UD Arena in Dayton, Ohio. The doubleheader tips off with two 16 seeds squaring off for the right to play top-seed Villanova in the East Region on Thursday. LIU Brooklyn and Radford meet at 5:40 p.m Hopkinsville time. The nightcap features UCLA against St. Bonaventure. The winner between the 11 seeds advances to play sixth-seeded Florida in the East Region on Friday. Tip-off is scheduled for 8:10 p.m.