NEW YORK (Reuters) - Health stocks are highly sensitive to news about regulatory and legislative change. This week is another test with the latest Republican effort to repeal President Barack Obama’s signature healthcare law.

WASHINGTON (AP) — The Latest on the Republican effort to overhaul the Obama health law (all times local): 9:35 a.m. The White House says it believes a Senate health care bill that appears headed for defeat is "still good legislation."

Sen. Susan Collins of Maine was the fourth GOP senator to announce she will not vote for Republicans’ last-ditch plan to finally repeal ObamaCare – signaling an end to the bill. Collins said Monday that the Graham-Cassidy bill, chiefly written by Sens. Lindsey Graham of South Carolina and Bill Cassidy of Louisiana, was “deeply flawed.”…

WASHINGTON (AP) — Republican Sen. Susan Collins' decision to oppose the GOP push to repeal President Barack Obama's health care overhaul leaves the effort all but dead, with even party leaders conceding that their prospects are dismal.

With the latest Republican plan to overhaul the Affordable Care Act collapsing, President Trump focused his ire Monday night on Sen. John McCain, distributing a video that showed the Arizona Republican on board with the mission in the past.