Mac Talk: Treasure & Space Coast AC WGYL/Melbourne, FL morning co-host Ali Mac has joined Cumulus WKHX/Atlanta in middays. CJ Lusk, who has held that shift for the last two weeks (CAT 1/12), moves to afternoons, succeeding Chris Carter, who has exited. It's a return to the market for Mac, whose background includes crosstown Entercom Hot AC WSTR, as well as stops in Mobile and Milledgeville, GA. Reach her here.