'Trump troubadour' loses trust in president over health care: 'I feel betrayed'
Moss played guitar at more than 45 Trump rallies during the campaign.
Pence: Congress wasn't ready to repeal, replace Obamacare
Vice President Mike Pence traveled to West Virginia on Saturday.
Sunday on ‘This Week’: Sen. Chuck Schumer, Rep. Mark Meadows, Scott Pruitt, and Roger Stone
Schumer and Meadows will appear exclusively on "This Week" Sunday.
What's in the latest version of the GOP health care bill
The impact on insurance consumers could vary widely from Obamacare.
Fact-checking Trump's 'repeal and replace' Obamacare timeline
The president claimed Friday that he hadn't promised such quick action.
WATCH: Donald Trump is unable to unify his party around GOP health care bill
The president admitted defeat but put the blame squarely on Democrats.
ANALYSIS: Trump wades into new territory with health care defeat
Trump's push for a health care bill felt flat.
WATCH: American Health Care Act fails to reach the House floor on Capitol Hill
Without enough votes, House Speaker Paul Ryan and the president decided to pull the bill.
WATCH: House intel chair backs down from claims that Trump, associates were monitored by US intelligence
The investigation began after Trump accused Obama of tapping his phones.
Democrats react to collapse of GOP health care bill: 'So much for "The Art of the Deal"'
For his part, President Donald Trump blamed Democrats.
WATCH: Reaction to failed health care bill
ABC News' Amna Nawaz and Rick Klein discuss Speaker Paul Ryan's decision to pull the "fundamentally flawed" GOP health care bill.
WATCH: GOP health care bill collapses
ABC News Political Director Rick Klein discusses what went wrong for Trump's health care bill.