"Republicans will own that lock, stock and barrel, and we'll be judged in the election less than two years away."

See?  They're already starting to hear the 2018 clock ticking.  Just like our state budget deficit, this ACA replacement is one of those cans that the GOP congress is going to kick down the road as long as possible.  They know Trump has awoken the sleeping giant of apathetic voters that's going to swat them like flies in the next election.  Serves them right - they brought this on themselves.