CBS Radio occupies the 9th, 10th, 11th, and 12th floors, including WBBM, WBBM-FM, WJMK-FM, WXRT, WUSN, WSCR and WCFS
By 2012, WBBM-FM was moved to the Mediabase contemporary hit radio panel; however, it continued to report to the Nielsen BDS rhythmic contemporary panel until November 2012 when BDS moved the station back to the Mainstream Top 40 panel.
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CBS retained the WBBM-FM call letters on 96.3 when WCFS-FM (105.9) converted from adult contemporary to a simulcast of WBBM (AM) on April 1, 2011, as no call letter verification is needed with the Portable People Meter system.
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Under this direction they would see ratings skyrocket out of nowhere and through most of the decade would set the standard as a cutting-edge leader when it came to breaking Dance music acts from La Bouche to Rozalla in the United States.
In contrast to the primary sports-and-talk formats of WBBM and WGN, MacCormack read romantic and sentimental poetry and played classical, big band and Broadway music.
CT (during WGN's 9 p.m. newscast); the numbers are also immediately relayed minutes later on Chicago area all-news radio station WBBM (780 AM/105.9 FM), which formerly also broadcast the drawings until 2006 when the radio broadcasts of the drawings were discontinued in order for WBBM to maintain its "news wheel" schedule.
Goldenson, whose first-born daughter was born with cerebral palsy, co-founded United Cerebral Palsy in 1949 and used station WBKB (at the time owned by United Paramount Theatres) to be the flagship station for the inaugural UCP telethon that year.
In April 1989, MacLennan became WBBM-TV's 10 p.m. co-anchor, replacing Walter Jacobson in the anchor chair alongside Bill Kurtis.
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After station bosses pulled the plug on Marin as solo anchor in October 2000, WBBM then made MacLennan an interim 10 p.m. co-anchor, alongside David Kerley.
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However, in December 2000, WBBM hired Tracy Townsend as a 10 p.m. co-anchor alongside Kerley, and MacLennan shifted to being a solo 11 a.m. news anchor (replacing Jay Levine and Mary Ann Childers) and a 4:30 p.m. co-anchor alongside Vince Gerasole.
Mike Puccinelli is a reporter and weekend anchor for Chicago's WBBM-TV.
Robinson worked for WBBM-TV until 1987, when she joined the staff of WFLD-TV in Chicago as part of its first evening news anchoring team, alongside fellow KMGH alum Kris Long.
She was previously married to Rafael Romo, the former WBBM-TV and WGBO-TV reporter/anchor, who currently works for CNN.
WRLR was also featured on Harry Porterfield's "Someone You Should Know" on WBBM-TV CBS's Chicago local station, broadcast March 9, 2009.
Zenith was the first company to experiment with subscription television, launching their Phonevision concept on experimental Chicago station KS2XBS (originally broadcasting on Channel 2 before the Federal Communications Commission forced them to relinquish it to WBBM-TV).