It’s been exactly 100 years since the world saw the first deadly attack with chemical weapons. The Germans deployed tons of chlorine gas on a sector of the Western front in World War I, causing 6,000 casualties. Now chlorine gas is back on the battlefield, in Syria.
The son of North Korea's ailing leader Kim Jong Il was rumored to have visited China's president last week in Beijing; fueling suspicions that Kim's third son has been anointed to be North Korea's next leader. The World's Mary Kay Magistad has more.
President Obama announced a new US missile defense plan ï¿½ it shifts away from a previous plan by the Bush Administration to build a missile defense system in Poland and the Czech Republic. The World's Jason Margolis begins our coverage.
America's nuclear fears from the Cold War haven't necessarily gone awayï¿½but they have been modernized. The World's Alex Gallafent examines US fears of a nuclear attack in the shadow of September 11th.
One way that the disarmament of nuclear weapons is monitored is through the use of satellite technology. Anchor Marco Werman speaks with Kevin Pomfret who has helped to develop strategies to monitor arms control agreements.
NATO has a plan to build a new missile defense system in Europe and Turkey.But Turkey wants a say, and that could complicate matters.Anchor Marco Werman finds out more from the BBC's Jonathan Head in Istanbul.