Russia, U.S. Exchange Accusations Over Ukraine At UN

Watch VideoRussia accused the West on Monday of "whipping up tensions" over Ukraine and said the U.S. had brought "pure Nazis" to power in Kyiv as the U.N. Security Council held a stormy and bellicose debate on Moscow's troop buildup near its southern neighbor.

U.S. Ambassador Linda Thomas-Greenfield shot back that Russia's...