NTI: Iran sanctions are the right approach

Concerns over nuclear, chemical, and biological weapons continue to be a focus on the campaign trail and a priority for the U.S. State Department.

On Sunday, Republican Presidential Candidate Mitt Romney told an audience in Israel that the threat of a nuclear Iran, "has only become worse" over the past five years.

Has it?

Deepti Choubey, with the Nuclear Threat Initiative, offered analysis on Capital Insider.