Getty Health officials in one of North Carolina’s most populous counties abruptly lifted an indoor mask mandate on Friday after members of the far-right extremist group the Proud Boys showed up for a vote on the matter, just days after vowing to “ramp up pressure” on authorities there. The group—whose members identified themselves as the “Cape Fear Proud Boys”—showed up clad in their trademark black-and-yellow outfits for a contentious Friday morning vote by the New Hanover County Health and Human Services board on a local mask mandate. Local health officials had been bracing for potential unrest as they considered whether...