It’s down to the Final Four, and this year that means two exciting games presented back-to-back on TBS. First up, at 6 p.m. ET, is Duke vs. Michigan State, where Duke coach Mike Krzyzewski’s No. 1-seeded team squares up against the only non-No. 1 seed left standing: Michigan State coach Tom Izzo’s perennially persistent No. 7-seeded squad. Then, at approximately 8:45 ET, comes the battle in which Kentucky, favored all along to win this tournament, faces another No. 1 seed, Wisc