White House, Republican leaders join new push for Obamacare repeal as bipartisan effort faltersLA TimesPresident Trump and Republican leaders have joined a revived push to roll back the Affordable Care Act as lawmakers faced a critical deadline next week and efforts to reach a bipartisan compromise appeared to collapse. Senators scrap bipartisan effort to stabilize Obamacare markets, saying no deal was possibleUSA TodaySen. Lamar Alexander pulled the plug Tuesday on his push for a bipartisan bill to stabilize the individual health insurance market, saying he and a key Democrat had been unable to reach a deal that could pass.