A remarkable 17-year effort by US; Russian scientists to secure an abandoned nuclear testing facility in Kazakhstan was finally completed last fall. Host Marco Werman speaks about the largely secret operation with journalist Eben Harrell.
The US has warned that the Russian plan on Syrian chemical weapons must not be an excuse for delays and avoidance. So could the Russian proposal to put Bashar al-Assad's chemical weapons arsenal under international control actually succeed?
How does one go about negotiating a complex and difficult topic such as the Iranian nuclear program? Anchor Marco Werman speaks with William Ury, co-founder of the Harvard Negotiation Project and co-author of "Getting to Yes."
President Obama has put Iran on notice: start meeting demands on nuclear activities by 2010 or face the possibility of crippling sanctions. The World's Matthew Bell looks into US options now that the deadline is passed.
President Barack Obama has vowed to ?ratchet up the pressure? on Iran over its controversial nuclear program. Western powers claim Iran seeks nuclear weapons, a charge Tehran denies. The World's Laura Lynch reports.