sentences:  On December 23, 1982, the WSID call letters were dropped in favor of WYST, the moniker that had been adopted by the FM station—then WLPL—when it became "Star 92" the year before.WYST AM aired a gold-leaning adult contemporary format, with longtime Baltimore DJ Jack Edwards in mornings.In 1981, SRW, Inc., challenged the licenses of United's Baltimore radio stations.