Arizona State Sen. Paul Boyer has hit back at former President Donald Trump, with whom the Republican lawmaker is engaged in an online spat over the latter's continued false claims of electoral fraud and peddling of conspiracy theories. Boyer is among the Arizona Republicans calling on the state GOP to end its election audit in Maricopa County, an investigation that Boyer and others say is increasingly reliant on debunked conspiracy theories. Trump released a statement on Thursday dismissing Boyer as a "RINO"—a Republican In Name Only—and accusing the state senator of "doing everything in his power to hold up the...