WATCH LIVE: Sean Spicer to address Republican health care bill in news briefing

WATCH LIVE: President Donald Trump's press secretary Sean Spicer will address the Republican health care bill during the daily White House news briefing. Learn more:

Posted by PBS NewsHour on Thursday, March 23, 2017

White House Press Secretary Sean Spicer will field questions about the American Health Care Act during his Thursday news briefing.

Spicer is expected to start his remarks around 1:30 p.m. Watch in the player above.

Showdown day at hand, Republicans remained short of votes Thursday for their showcase health care overhaul, hoping for President Donald Trump to close the deal with balky conservatives at a White House meeting.

Frenzied last-minute wheeling and dealing was underway at the Capitol, too, but if anything the number of dissidents seemed to be growing. Signaling that more work was needed, GOP leaders postponed a planned morning meeting of rank-and-file lawmakers, and House Speaker Paul Ryan delayed a scheduled news briefing.

MORE: Vote looming, House health care bill hasn’t yet won pivotal GOP support

Republican Rep. Jaime Herrera Beutler of Washington state became the latest to declare her opposition. Concessions being offered to the conservatives — they want to limit requirements that health plans offer benefits including maternity and substance abuse care — appeared to be scaring off moderate Republicans.

The House Freedom Caucus, whose conservative members comprise the bulk of GOP opponents, met at midday with Trump. A Trump aide tweeted a picture of caucus members giving the president a standing ovation at the start of the session.

PBS NewsHour will update this story as it develops.