FILE - Lou Dobbs, with Fox News, speaks at the Conservative Political Action Conference (CPAC), on Feb. 24, 2017, in Oxon Hill, Md. Fox Business Networks Lou Dobbs Tonight has been canceled. (AP Photo/Alex Brandon, File)LOS ANGELES – Fox Business Network's “Lou Dobbs Tonight,” whose host has trumpeted unfounded assertions of voter fraud in the 2020 election, has been canceled. In a previous statement, Fox News said it would "vigorously defend against this meritless lawsuit in court.”AdThe replacement for “Lou Dobbs Tonight” will be announced soon, Fox News said. An interim show, “Fox Business Tonight,” will air starting 5 p.m. Eastern Monday with rotating hosts Jackie DeAngelis and David Asman and repeat at 7 p.m. EST.