Groups aim to crush Rush

Mr. Limbaugh will lose some outlets next month regardless, when Cumulus, which carries him on nearly 40 of its stations, will launch its own syndicated program, The Mike Huckabee Show. Airing in the same noon-to-3-p.m. time period, it’s being promoted as “more conversation, less confrontation,” and is cleared to air on more than 130 stations. And Mr. Limbaugh’s critics, unmoved by his grudging apologies, are ready to besiege advertisers who return to his show. “Companies that come back will have to explain to their customers and their shareholders why they’re back,” said Shaunna Thomas, co-founder of UltraViolet.