Here’s one congressman who didn’t go visit Baby Assad, but came back from a Middle East trip sobered anyway.
"While we are naturally focused on Iraq, a larger war is emerging. On one side are extremists and terrorists led and sponsored by Iran, on the other moderates and democrats supported by the United States."
Joe Lieberman in the WaPo is worth a read. He supports more troops to secure Baghdad and Anbar. But what, really, is to prevent the enemy from just waiting until we leave to resume? Possibly a combination of their invigorated army, plus a stronger government to support them. The question, in my mind, is do we really have any choice but to press on?
THE TEXAS SCRIBBLER 
There is not a lot of choices, is there?
Do nothing will be an alternative for a few years, but then the payment will come at a dear cost.
Europe seems doing OK with “do nothing” approach. For a while.
Indeed, if we don’t do something to cut Iran off at the knees, some of us are going to get a chance to see what the fabled ‘nuclear winter’ really is like.