Capturing the war-weary feeling a short time ago one Senator said to me: "most American children, most American teenagers have no memory of their country not being at war" and he said that has to change.
But the President does have a couple of weapons left to shape this debate. Of course there is the speech to the nation that he will make tomorrow night.
The White House is also distributing thirteen CIA verified and very harrowing videos of the chemical weapons attack on the suburbs of Damascus, here on Capitol Hill.
The President calculating that when the Congress watch that they may change their mind and decide that doing nothing is simply not an option.
More top news
A mother who told her son she was going to the supermarket - before flying to Australia - has been given a six-month suspended sentence.
The three-point turn and reverse around a corner could be out - but parallel parks are still in - under plans to overhaul driving tests.
The teaser trailer for Star Wars VII: The Force Awakens has premiered online and in US cinemas.