At WBBM-AM, Mr. Madigan became known for signing off his reports by drawing out the "S" in "78" when he said "WBBM, Newsradio SSSSSeventy-Eight."
John Madigan, a longtime Chicago newsman who worked with CBS-TV and was for many years political director at WBBM-AM radio, died on Monday in Florida of complications from a stroke, said his wife Elizabeth.
Mr. Madigan, 94, was a reporter for the Chicago American newspaper and also worked for Newsweek magazine before joining CBS, according to WBBM Newsradio 780 and 105.9 FM.
He is the father of actress Amy Madigan.
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