Wolf Blitzer delivers the most important breaking news and political, international, and national security stories of the day. Tune to The Situation Room weekdays 5-7pm ET on CNN.
Wolf Blitzer talks to CNN's Christiane Amanpour and New York University's Stephen Cohen, a Russian expert, about the rising rhetoric around the crisis in Ukraine and who is responsible for starting the conflict - an aggressive Russia or a nationalist Ukraine.
CNN's Brian Todd examines Russian President Vladimir Putin and what is behind his aggression in Ukraine - from restoring the Russian empire to extreme paranoia.
CNN's Barbara Starr has the latest U.S. intelligence on what military options the Russians are considering taking against Ukraine.
CNN's Jim Sciutto is at the Magic Wall to explain why Ukraine has become such an important battleground between Russia and the West and what's really at the heart of the crisis.
NOTE: Those 22% of Americans who say the U.S. should act as the "world's policeman" were part of a CNN/ORC Poll conducted in September 2013, just as the U.S. was contemplating a strike in Syria.