North Korea to expand missile program in attempt to bolster nuclear arsenal

North Korea is kicking off the new year by stirring anxiety. Leader Kim Jong-un says he wants to develop a new Intercontinental Ballistic Missile system to beef up his country’s Nuclear arsenal. Redmond Shannon explains what’s behind the expansion and the pressures South Korea is facing.

• U.S. not planning nuclear exercises with South Korea, Biden says, contradicting Yoon