 The move left CBS Radio's KZZO as the only hot AC station in Sacramento, but new competition arose when Entercom dropped rhythmic adult contemporary for hot AC on KBZC the following week.After two years with news/talk, Clear Channel decided to switch the frequencies of KFBK-FM and KHLX (93.1 FM) on December 26, 2013.KHLX, which previously had a classic hits format, moved to 92.5 FM while the KFBK-FM call sign and format shifted to 93.1 FM.