Vladimir Putin's Russia seized Ukraine's Crimean peninsula by force on the weekend and now has his sights on the rest of his Slavic neighbor. The brazen aggression brings the threat of war to the heart of Europe for the first time since the end of the Cold War. The question now is what President Obama and free Europe are going to do about it. --SNIP-- In the brutal world of global power politics, Ukraine is in particular a casualty of the Mr. Obama's failure to enforce his "red line" on Syria. When the leader of the world's only superpower issues...
