The backtracking by the Florida Republican came after bipartisan criticism and signaled how the G.O.P. has pulled away from calls to overhaul the nation’s entitlement programs.
A decade after the Affordable Care Act’s federal health insurance marketplace was created, its outsize — and improbable — popularity in South Florida persists.
A thin margin, ideological differences and competing pressures could make managing the “people’s House” virtually impossible. But the G.O.P. majority, however slim, will still be a challenge for President Biden.