>> reporter: paul stunt designed to undercut the cautious behind the scenes effort by the gop to get their own members in line. it drew an immediate backlash from house gop aides. one called the effort ridiculous, absurd and an absolute circus, but paul isn't alone in his policy concerns about the bill. from proposed tax credits to ease the cost of plans to medicaid reforms, no shortage of thorny and potentially lethal issues remain imbedded in the process. the window to get something done, that's only closing. house leader, sources say, telling their members in a closed door meeting this week they want to vote on their plan by the end of this month. >> we expect in a matter of days you're going to begin to see a very brisk pace of legislative activity. we're going to repeal and replace obamacare. we're going to do it at the same time. >> this is an interesting moment if you pay attention to the last six, seven years, how many times have people campaigned on the