While the rest of Europe gazed at televised action of recently resumed pro soccer leagues, millions of European sports fans last month tuned in to a decidedly more alien event: Major League Baseball slugger Barry Bonds' surpassing Hank Aaron's home-run record in far-off San Francisco. But viewers who caught the No. 756 coup de circuit from Toulouse weren't squinting at a blurry feed from mlb.com Instead, many Europeans watched Bonds' blast on the North American Sports Network (NASN)--a channel that is spreading that particular strain of U.S. sports mania to Europe.
Founded in 2002 with the mission of offering exclusive...