is essentially an extension of the CBS affiliate's show offering a local alternative. On May 6, 2010, WKBN and WYTV upgraded their combined news operation to high definition. Local news seen on Fox affiliate WYFX was also included in the change. WYFX (through sister station WKBN-TV) has a news and weather sharing partnership with Youngstown's iHeart Media radio cluster, which includes WKBN (570 AM), WNIO (1390 AM), WNCD (93.3 FM), WAKZ (95.9 FM), WMXY (98.9 FM), and WBBG (106.1 FM). Subchannels The station's digital signal is multiplexed: References External links Television channels and stations established in 1998 1998 establishments in Ohio YFX-LD Low-power television stations in the United States Fox network affiliates MyNetworkTV affiliates Ion Television affiliates Bounce TV affiliates Laff (TV network) affiliates Antenna TV affiliates Nexstar Media Group