To repeal the architecture of obamacare, to fully repeal it and replace it will never regret their stand. >> reporter: it's the moderates who may become the bigger centimeter. the cbo's coverage drop expected to be driven in large part by the removal of the medicaid expansion program. the continued splits driving some to call for house republicans to slow a train on its way to a full floor vote as soon as next week. >> i would say to my friends and the house of representatives with whom i serve, do not walk the plank and vote for a bill that cannot pass the senate and then have to face the con...