President Obama speaks at the U.N. General Assembly, touching on topics from terrorism to climate change. Steve Handelsman reports.
UN Security Council passes new sanctions in face of nuclear threats.
North Korea vowed to boost its nuclear capabilities on Wednesday after the United Nations Security Council unanimously passed a resolution condemning its controversial rocket launch last December.
A US deadline was set today for Iran to start cooperating with the UN's nuclear watchdog.
The U.N. General Assembly has voted in favor of Palestinian statehood.