WASHINGTON (AP) — The moribund Republican health care bill received a jolt of life Wednesday when the conservative House Freedom Caucus endorsed a revised version of the measure. But a leading GOP moderate criticized the reshaped legislation as a conservative exercise in "blame-shifting and face-saving" that wasn't winning new support from party centrists, leaving its fate unclear.

The embrace by the hard-line Freedom Caucus supplied fresh votes and momentum for GOP leaders, who also lined up behind the plan and crave a legislative victory for themselves and President Donald Trump. Opposition...