Mr. Suarez, a 45-year-old Cuban American elected overwhelmingly as mayor of Miami, is presenting himself as a fresh Republican face but faces allegations of influence peddling.
Donald J. Trump, now twice indicted since leaving the White House, surrendered to federal authorities in Miami and pleaded not guilty, striking a defiant tone afterward.
Donald J. Trump’s appearance in court in Miami will make him the first former president in American history to be arraigned on federal charges. He is expected to plead not guilty.