'A Dream Come True':' Rep. John Lewis' Fight for the Smithsonian's Museum of African American History and Culture

One of Congressman John Lewis' lasting legislative victories was the establishment of the Smithsonian's National Museum of African American History and Culture in Washington, D.C. CBS News' Chip Reid talks with the museum's interim director Dr. Spencer Crew as well as its founding director Lonnie Bunch, now head of the Smithsonian Institution, about Lewis' decades-long fight to make the museum a reality. They explain Lewis' instrumental role in the museum's creation and why he felt that learning our history was so important to ensure America lives up to its ideals.