McBee, Zak Exit: Cumulus America's Morning Show OM Heather McBee and Exec. Producer Ian Zak have exited. McBee joined the show upon its 2013 launch after 20 years with Sony/Nashville (CAT 6/10/13). Zak joined late last year (CAT 12/18) from Clear Channel where he was Top 40 Premium Choice National Producer and Top 40 KIIS/Los Angeles JoJo On The Radio Producer. No word on plans to fill the positions. Reach McBee here and Zak here.