WASHINGTON -- The White House says that if Russian President Vladimir Putin doesn't back down in Crimea, he will face penalties from the West that will hurt the Russian economy and diminish Moscow's influence in the world. White House senior…

What are the boundaries of Vladimir Putin’s ambitions? Gwen Ifill talks to Janusz Bugajski of the Center for Strategic and International Studies and Nadia Diuk of the National Endowment for Democracy about the historical precedent for Russia trying to destabilize…