Being Black in America, part 2: 'I've always known about racism'

More than 150 years ago, on June 19, 1865, the last group of enslaved people in Texas learned of their freedom due to the Emancipation Proclamation issued two-and-a-half years earlier. That date has always been celebrated by Black Americans, but only recently has white America really become aware of its true significance. And that schism between white and Black Americans in the understanding of Black history as it impacts American history is at the heart of today's discussion.