Corus Entertainment’s Global Edmonton TV station, which launched as independent ITV (CITV-TV) on Sept. 1, 1974, is celebrating its 50th anniversary this weekend with special programming. Starting Aug. 30 and all weekend long, Global Edmonton will feature on-air celebrations, reporters and anchors sharing their favourite stories, and photos from the archive. More than 90 alumni will be in the studio for a special cake cutting, says an emailed Corus announcement Tuesday. “Launched in 1974, this new television station signed on to deliver to Edmonton viewers a new look, a local focus, and programming that had never been seen before,” Corus’s...