WLS-TV, officially branded as ABC7 Chicago, is a Chicagoland area television station. It is owned and operated by the American Broadcasting Company. ABC7 Chicago produces its broadcasts at 190 North State Street in The Loop and transmits its signal from the Sears Tower. The WLS-TV call letters stand for "World's Largest Store," recognizing its past affiliation with Sears on radio.
- abclocal.go.com - ABC7 Chicago website