By any measure this year's Democratic convention bears the weight of history. Barack Obama is the first Black candidate to receive a major party nomination and his acceptance speech will coincide with the 45th anniversary of the 1963 March on Washington. It is also the third anniversary of Hurricanes Katrina and Rita next week. Actor, activist and producer Danny Glover joins us to discuss his work in New Orleans and the significance of this moment: what's happened to the dream?