He's Jimmy Carter, and someone in his staff just told him to take off the elbow-patched sweater and grow a set. With polls down, something has to be done. Anything. And anything includes taking McChrystal to task to make him look like he has something between his legs.
And the media? Lest we forget when real policy objections and criticisms were reported by top Pentagon officials against Bush's Iraq policies, those critics were lauded as brave whistleblowers.
Once again the media shows that it's not so much committed to the leftwing values they learned in journo school, it's just that they are a bunch of partisan hacks.