How the 1967 riots reshaped Detroit, and the rebuilding that still needs to be done

In the summer of 1967, the simmering unrest in cities across America exploded. In Detroit, tensions between the police and the African-American community reached their limit, unleashing five days of full-out violence -- riots or a rebellion, depending on whom you ask. Fifty years later, special correspondent Soledad O'Brien reports on what sparked it all and the scars that remain today.