Jordan Moreau Mike “Doc” Emrick, a veteran broadcaster for the National Hockey League and eight-time Sports Emmy award winner, has announced his retirement after 47 years.NBC Sports made the announcement on Monday morning, with Emrick reminiscing on the early days of his career.“It was 50 years ago this fall, with pen and pad in hand at old Civic Arena in Pittsburgh, I got my first chance to cover the National Hockey League.