Chicago Blackhawks forward Ryan Hartman (38) celebrates his goal during the first period of an NHL hockey game against the Buffalo Sabres, Sunday, Feb. 19, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres goalie Robin Lehner (40) makes a stick save during the second period of an NHL hockey game against the Chicago Blackhawks, Sunday, Feb. 19, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Chicago Blackhawks Niklas Hjalmarsson (4) and Marian Hossa (81) celebrate a goal during the second period of an NHL hockey game against the Buffalo Sabres, Sunday, Feb. 19, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Chicago Blackhawks forward Jonathan Toews (19) puts the puck past Buffalo Sabres goalie Robin Lehner (40) during the second period of an NHL hockey game, Sunday, Feb. 19, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres goalie Robin Lehner (40) stops St. Louis Blues forward Jori Lehtera (12) during the third period of an NHL hockey game, Saturday, Feb. 18, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres goalie Robin Lehner (40) celebrates a 3-2 victory over the St. Louis Blues in an NHL hockey game, Saturday, Feb. 18, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres' Evander Kane (9) and St. Louis Blues' Colton Parayko (55) collide along the boards during the first period of an NHL hockey game, Saturday, Feb. 18, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
St. Louis Blues forward Vladimir Tarasenko (91) celebrates with teammates after scoring a goal during the first period of an NHL hockey game against the Buffalo Sabres, Saturday, Feb. 18, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
St. Louis Blues goalie Jake Allen (34) keeps his eyes on the puck during the first period of an NHL hockey game against the Buffalo Sabres, Saturday, Feb. 18, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres goalie Robin Lehner makes a blocker save during the second period of an NHL hockey game against the St. Louis Blues, Saturday, Feb. 18, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres Marcus Foligno (82) is stopped by Colorado Avalanche goalie Calvin Pickard (31) during the first period of an NHL hockey game, Thursday, Feb. 16, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Colorado Avalanche defenseman Tyson Barrie (4) carries the puck during the first period of an NHL hockey game against the Buffalo Sabres, Thursday, Feb. 16, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres' Ryan O'Reilly (90) and Colorado Avalanche's Nathan Mackinnon (29) take the draw during the second period of an NHL hockey game, Thursday, Feb. 16, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres' Rasmus Ristolainen (55) and Colorado Avalanche's Gabriel Landeskog (92) battle for position during the second period of an NHL hockey game, Thursday, Feb. 16, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres goalie Robin Lehner (40) watches the puck during the second period of an NHL hockey game against the Colorado Avalanche, Thursday, Feb. 16, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres forward Sam Reinhart (23) celebrates his goal during the second period of an NHL hockey game against the Colarado Avalanche, Thursday, Feb. 16, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres forward Jack Eichel (15) looses the puck to Vancouver Canucks defensenman Alexander Edler (23) during the first period of an NHL hockey game, Sunday, Feb. 12, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Vancouver Canucks goalie Jacob Markstrom (25) looks through traffic during the first period of an NHL hockey game against the Buffalo Sabres, Sunday, Feb. 12, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Buffalo Sabres goalie Robin Lehner (40) makes a glove save during the second period of an NHL hockey game against the Vancouver Canucks, Sunday, Feb. 12, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)
Vancouver Canucks Alexandre Burrows (14) and Michael Chaput (45) celebrate a goal during the second period of an NHL hockey game against the Buffalo Sabres, Sunday, Feb. 12, 2017, in Buffalo, N.Y. (AP Photo/Jeffrey T. Barnes)