President and CEO of the United Negro College Fund (UNCF), Dr. Michael Lomax, joins "CBS This Morning Saturday" co-host Michelle Miller to discuss the history and importance of historically black colleges and universities (HBCUs). Dr. Lomax explains how they've been important to the black experience over the last century and half. He explains the role they've played in helping to build the Black middle class and why even after integration - HBCUs are still necessary.