Assessing the threat of terrorists with nuclear weapons

It’ll take Iran about a year to create a nuclear weapon, and they might be able to do that in three to five years.

Military and intelligence officials testified before Congress today — but would not publicly address whether the U.S. has changed its assessment that Iran isn’t seeking a bomb.

CNN Washington Correspondent Brian Todd went through scenarios where terrorist groups could get their hands on a nuclear weapon.

He tells Federal News Radio about his research with one expert who explains just how it might happen.

Download our online chat with Col. Brandon Pearce, chief information security officer for the National Geospatial-Intelligence Agency.