Nuclear Weapons 70 Years after Hiroshima and Nagasaki

In the 70 years since Hiroshima and Nagasaki, the "ultimate weapon" has not been used again. But nine nations now have them, and the US and Russia are "modernizing" their massive arsenals. Is "mutually assured destruction" making us safer or more at risk?

A monthly reality-check on the issues Americans care about most. Host Warren Olney draws on his decades of experience to explore the people and issues shaping – and disrupting - our world. How did everything change so fast? Where are we headed? The conversations are informal, edgy and always informative. If Warren's asking, you want to know the answer.