TSN Produces First-Ever Live 4K Broadcast in North America with Tonight’s Raptors-Celtics Game, Marking Another Historic Milestone for Canada’s Sports Leader

– TSN’s 4K evolution is part of the network’s rich history of broadcasting innovations, including introducing Canadians to High Definition in 2003 –

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TORONTO, Jan. 20, 2016 /CNW/ – After becoming the first sports network in…