David Perron scored twice as St. Louis juggled its offensive pairings, Binnington made 30 saves and the Blues beat the Colorado Avalanche 4-1 on Thursday night to tie their second-round series at a game apiece.

Jordan Kyrou added a goal and Brandon Saad sealed it with an empty-netter for the Blues, who rode another superb performance from Binnington. The Blues goaltender stopped 51 shots during a 3-2 overtime loss in Game 1.