WUSA (channel 9) is a television station in Washington, D.C., affiliated with CBS. It is the flagship property of Tegna Inc. (based in the nearby Virginia suburb of McLean). WUSA's studios and transmitter are located at Broadcast House on Wisconsin Avenue in the Tenleytown neighborhood on the northwestern side of Washington. WUSA is the third-largest CBS affiliate by market size (sister station KHOU in Houston being the second-largest and Gray Television's WANF in Atlanta being the largest) that is not owned and operated by the network.