Cumulus has appointed Mary Baxter GSM for KLOS-FM and KABC in Los Angeles. Baxter joins Cumulus from Crossroads WOW, where she was Regional Sales Director. Previously, she was LSM for CBS Radio’s 97.1 AMP (KAMP-FM) in L.A. She also spent 16 years at KIIS-FM for Clear Channel/iHeart Media-Los Angeles.