Putin hangs nuclear Sword of Damocles over Europe

One day after Vladimir Putin put his nuclear deterrent forces on high alert, Russia bombarded Kharkiv, Ukraine's second largest city, and explosions were heard in Kyiv, the capital. Yet Putin's war doesn't seem to be going as far and fast as planned. Christiane discusses the military situation with David Petraeus, former commander of US Central Command. 

Also on today's episode: Former Lithuanian President Dalia Grybauskaite, who understands the determination of Ukraine's resistance, having lived in the shadow of Russia since winning independence from the Soviet Union in 1991 ... Hermitage Capital CEO Bill Browder, who talks about the effect of cutting Putin off from his wealth ... François Heisbourg, Senior Adviser for Europe, International Institute for Strategic Studies.

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