Woodstock: 3 Days That Changed Everything

Even now Woodstock has deep, lasting meaning. It's mix of music, culture and idealism resonates across the years. It gave youth a voice, changing the music business and social movements forever. It's legacy is strong half a century later. Get inside the story with host Mark Goodman, Ritchie Havens, Arlo Guthrie, John Sebastian, organizer Michael Lang, and Woodstock historian Wade Lawrence.