TORONTO – Televising a combination of native HD programming and content converted with active pan-and-scan technology, the Score HD will broadcast in 720p widescreen 24 hours a day, 7 days a week, the sports channel announced today. It's the first Canadian HD sports channel with a constant widescreen image. News of the move was first reported here in December.The Score HD is now available to Rogers Digital Cable HDTV customers on channel 507. Negotiations with other carriers are ongoing. "This is the first phase of our long-term HD vision," said David Errington, senior vice-president and general manager. "The next step...