Does Joe Biden think that Putin is a killer? asked ABC host George Stephanopoulos. ‘Mmm-hmm, I do,’ answered the President. Once, that would have been fighting talk. Today? Biden can insult Putin with impunity because he believes that Russia is, quite simply, no longer important or dangerous. Once a deadly serious enemy whose rivalry threatened to destroy life on the planet, Russia’s diminished status means that, these days, there’s little left to the grand old conflict except mere mudslinging.