MONTREAL – The CRTC today approved a quartet of AM-to-FM station flips for Corus Radio. CKRS (Saguenay), CHLT (Sherbrooke), CHLN (Trois-Rivières) and CJRC (Gatineau) – all news/talk stations – will now be available on the FM band. Corus Québec had filed its original application for this change in July. The stations will be available on FM in the spring of 2007. CKRS will go from 590AM to 98.3 FM, CHLT from 630 to 102.1, CHLN from 550 to 106.9 and CJRC from 1150 to 104.7. "Each one of these four stations plays an essential role in its community - as...