Where is the headquarter located of which John Claiborne was an early president?
John Claiborne (baseball executive): John W. Claiborne III (born 1939) is a former front-office executive in American Major League Baseball who also was an early president of the New England Sports Network (NESN), a regional cable television network primarily (80 percent) owned by the Boston Red Sox that telecasts Red Sox baseball and Boston Bruins National Hockey League games. New England Sports Network: NESN (New England Sports Network) is an American regional sports cable and satellite television network that is owned by a joint venture of Fenway Sports Group (which owns a controlling 80% interest, and is the owner of Boston Red Sox and Liverpool Football Club) and Delaware North (which owns the remaining 20% interest in the network, and owns the Boston Bruins and the TD Garden).
i don't know