Complex sentence: In 1956 WREC added a TV station, CBS affiliate WREC-TV 3 (now WREG-TV), and in 1967, it put an FM station on the air at 102.7 (now WEGR).
Split into simpler sentences: In 1956 WREC added a TV station, CBS affiliate WREC-TV 3 (now WREG-TV). And in 1967, it put an FM station on the air at 102.7 (now WEGR).