quality:correction
CBS Broadcasting Inc., commonly shortened to CBS, is an American commercial broadcast television and radio network serving as the flagship property of the CBS Entertainment Group division of Paramount Global and is one of the company's three flagship subsidiaries, along with namesake Paramount Pictures and MTV. Headquartered at the CBS Building in New York City and being part of the "Big Three" television networks, CBS has major production facilities and operations at the CBS Broadcast Center and the headquarters of owner Paramount at One Astor Plaza and Television City and the CBS Studio Center in Los Angeles. It is sometimes referred to as the Eye Network, after the company's trademark symbol of an eye, and also the Tiffany Network, which alludes to the perceived high quality of its programming during the tenure of William S. Paley.