RadioWJMK-FM 104.3 K-HITS: Jeffrey T. Mason Hosts NightsDigital and Radio FactsApril 3, 2013April 9, 2026 by Digital and Radio FactsApril 3, 2013April 9, 202603 WJMK-FM 104.3 K-HITS announces Jeffrey T. Mason as new nighttime host from 7pm-12am weekdays. Mason returns to Chicago radio after 10 years....
