Greg Botelho cnn.com The Cold War is over, though given the increasingly heated exchanges of late, it's hard to tell. For decades, Moscow and Washington went at it -- diplomatically, militarily, economically, you name it -- until the 1991 fall of the Soviet Union changed the equation. Yet anyone following officials biting back-and-forth in recent days on what to do in Syria could reasonably surmise the two world powers are at it again. What this means for what unfolds in Syria, for relations between the two nations, and for world politics generally remains to be seen. Yet a look back at comments since Vladimir Putin returned for a second stint as Russia's president, and particularly as the barbs have grown testy over the past few weeks, suggests the two sides have grown even further apart. to read more click here: cnn.com
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