shutdown, a showdown over the debt limit just around the corner, our first read team notes both democrats and republicans are looking for each other's weak links on the democratic side there are red state congressmen up for re-election but the gop seems to be more to worry about, including house members who want a clean cr, continuing resolution and republican governors as well. mark murray joins us now to tell us how this could play out. let's start with the democrats. they seem to be more unified over this showdown. at what point, though, do those vulnerable red state democratic senators who are up for re-election next year, at what point do they start getting nervous. >> that is the hope of republicans that snou the democratic party that has been so unified from this, from a month ago to yesterday, that they somehow start to fray. if this goes on for another week or two.