January 18, 2018: Ottawa Senators Erik Karlsson (65) disputes getting called for a holding penalty by referee Garrett Rank (48) during the NHL game between St. Louis Blues and Ottawa Senators at Canadian Tire Centre in Ottawa, Canada. Daniel Lea/CSM
January 18, 2018: St. Louis Blues defenseman Alex Pietrangelo (27) skates with the puck during the NHL game between St. Louis Blues and Ottawa Senators at Canadian Tire Centre in Ottawa, Canada. St. Louis Blues won the game by a score of 4-1. Daniel Lea/CSM
January 18, 2018: St. Louis Blues defenseman Colton Parayko (55) skates with the puck during the NHL game between St. Louis Blues and Ottawa Senators at Canadian Tire Centre in Ottawa, Canada. St. Louis Blues won the game by a score of 4-1. Daniel Lea/CSM