CBC Sports Radio stations launch HD3 station. 620 The Buzz (WDNC-AM) expands to 99.9FM HD3, located on the FM dial of an HD Radio, becoming the first HD3 Radio station in the Raleigh-Durham market.

CBC Sports Radio stations launch HD3 station. 620 The Buzz (WDNC-AM) expands to 99.9FM HD3, located on the FM dial of an HD Radio, becoming the first HD3 Radio station in the Raleigh-Durham market.