Wikipedia
WHBF-TV
WHBF-TV Channel 4 is a television station licensed to Rock Island, Illinois, USA, which serves as the CBS affiliate for the Quad Cities television market (comprising Rock Island and Moline, Illinois and Davenport and Bettendorf, Iowa). WHBF-TV is owned and operated by Nexstar Broadcasting Group as part of a duopoly with CW affiliate KGCW. Nexstar also operates Fox affiliate KLJB, owned by Marshall Broadcasting. The studios for all three stations are located in the Telco Building on 18th Street in downtown Rock Island. The transmitter for WHBF-TV is located in Bettendorf.