The interim government of Ukraine has retaken control of buildings occupied by pro-Russia protesters in Kharkiv. But protesters still hold buildings in other cities in eastern Ukraine. US officials say it is clear Russia is behind the chaos.
NATO foreign ministers have agreed to suspend all practical civilian and military cooperation with Russia, in response to Moscow's annexation of Crimea. NATO will also review military deployments in eastern Europe.
Vladimir Putin is the central figure in the Ukraine crisis. But what really drives the Russian president? Journalist Adi Ignatius has some ideas. He met Putin when Time Magazine named the Russian leader "Person of the Year" in 2007.
A Russian court issued an arrest warrant for a Ukrainian politician Wednesday on terrorism charges. Dmitro Yarosh is running for president of Ukraine on the "Right Sector" ticket. The Right Sector provided some real muscle during the recent Ukrainian revolution.