NBC Play-by-Play Man Doc Emrick Previews Caps-Penguins Game 4

News4 Sports Reporter Carol Maloney chats with NBC hockey lead play-by-play announcer Doc Emrick about Game 4 of the second round series between the Capitals and Penguins. Topics include the suspensions of Brooks Orpik and Kris Letang, the play of Alex Ovechkin, and just how he got the nickname “Doc.”