Former longtime Fox News host Geraldo Rivera said Tuesday night that his estrangement from his ex-friend Donald Trump – and his refusal to support the former president in November – stems from “what he did in the wake of the 2020 election” which Rivera called “unforgivable.” “We can’t lose sight of that,” Rivera said. “He tried to distort the constitutional process. He tried to strong-arm the republic. He tried to, with Mike Pence, to make Pence be more loyal to him than to the Constitution of the United States. He is a sore loser.” Rivera, now with NewsNation, made the comments in an appearan…