There remains very few edges in place coming into today. The market is going to move with Washington. If there’s no movement there will likely be a slow-to-moderate drip lower. Any progress will likely lead to a rally, especially based on yesterday’s behavior with prices moving higher from the opening.
Despite the media’s hysteria, shutdowns like this were commonplace for a number of years and you can see how often they’ve occurred and their length of time here – http://en.wikipedia.org/wiki/
With everything neutral the best path is to wait until the S&P moves to one extreme or the other and then act accordingly from there.
Today’s Potential Opportunities on Further Pullbacks