Cubans are marking the 50th anniversary of the ill-fated Bay of Pigs invasion this week. Cuban exile Alfredo Duran was among the men who fought there. He tells anchor Marco Werman why he favors dialogue with Havana and lifting the US embargo.
Valerie Plame Wilson lending her expertise and her voice to ‘Countdown to Zero,’ a new documentary about nuclear weapons. Looking at both the past and present, the film confronts how real the threat of a devastating nuclear attack still is today.