(2) In no event shall any owner, licensee or operator of a radio or television broadcasting station, or any agent or employee thereof, be liable for any damages for any defamatory statement published or uttered by one other than such owner, licensee, operator, agent or employee, in or as part of a radio or television broadcast by any candidate for public office, which broadcast cannot be censored by reason of federal statute or regulations of the Federal Communications Commission. [Formerly 30.150]