Berkshire activists, historians reflect on Rep. Lewis' ongoing work and activism

President Barack Obama, Rep. John Lewis, D-Ga., and the first family lead a march toward the Edmund Pettus bridge, 50 years to the day after "Bloody Sunday" in Selma, Ala., March 7, 2015. In an address, Obama rejected the notion that race relations have not improved in the years since - as well as the notion that racism has been defeated.