The first "networked" television broadcasts took place as KDKA-TV in Pittsburgh, Pennsylvania goes on the air connecting the east coast and mid-west programming.

KDKA-TV, branded CBS Pittsburgh, is a television station in Pittsburgh, Pennsylvania, United States. It is owned and operated by the CBS television network through its CBS News and Stations division alongside WPKD-TV, an independent station. The two stations share studios at the Gateway Center in Downtown Pittsburgh; KDKA-TV's transmitter is located in the city's Perry North neighborhood. KDKA-TV, along with sister station KYW-TV in Philadelphia, are the only CBS-affiliated television stations east of the Mississippi River with "K" call signs.

Pittsburgh is a city in Allegheny County, Pennsylvania, United States, and its county seat. The city is located in southwestern Pennsylvania at the confluence of the Allegheny River and Monongahela River, which combine to form the Ohio River. It is the second-most populous city in Pennsylvania with a population of 302,971 at the 2020 census, while the Pittsburgh metropolitan area at over 2.43 million residents is the largest metropolitan area in both the Ohio Valley and Appalachia, the second-largest in Pennsylvania, and 28th-largest in the U.S. The greater Pittsburgh–Weirton–Steubenville combined statistical area includes parts of Ohio and West Virginia.