Colorado Avalanche defenseman Tyson Barrie (4) and Minnesota Wild left wing Erik Haula (56), from Finland, skate in a spray of ice during the second period in Game 1 of an NHL hockey first-round playoff series on Thursday, April 17, 2014, in Denver. (AP Photo/Jack Dempsey)
A caregiver points out the strength of an edible marijuana candy bar at a medical marijuana dispensary in Denver on Friday, April 18, 2014. In its entirety the candy bar is as strong at 30 marijuana joints. Two recent deaths have raised concerns about Colorado's recreational marijuana industry and the effects of the drug, especially since cookies, candy and other pot edibles can be exponentially more potent than a smoked joint. (AP Photo/Ed Andrieski)
Edible marijuana products are pictured on display at a medical marijuana dispensary in Denver on Friday, April 18, 2014. Many of the items are far more potent than a single marijuana joint. Two recent deaths have raised concerns about Colorado's recreational marijuana industry and the effects of the drug, especially since cookies, candy and other pot edibles can be exponentially more potent than a smoked joint. (AP Photo/Ed Andrieski)
Minnesota Wild right wing Nino Niederreiter (22) from Switzerland hits the cross bar against the Colorado Avalanche during the third period in Game 1 of an NHL hockey first-round playoff series on Thursday, April 17, 2014, in Denver. (AP Photo/Jack Dempsey)
Colorado Avalanche fans hold a foil Stanley Cup before the start of Game 1 of an NHL hockey first-round playoff series against the Minnesota Wild, Thursday, April 17, 2014, in Denver. (AP Photo/Jack Dempsey)
Minnesota Wild center Mikael Granlund (64), from Finland, is checked into the boards by Colorado Avalanche defenseman Nick Holden (2) during the first period in Game 1 of an NHL hockey first-round playoff series on Thursday, April 17, 2014, in Denver. (AP Photo/Jack Dempsey)
Minnesota Wild center Charlie Coyle (3) is congratulated by teammates Mikko Koivu (9) and Jonas Brodin (25) after scoring a goal against the Colorado Avalanche during the first period in Game 1 of an NHL hockey first-round playoff series on Thursday, April 17, 2014, in Denver. (AP Photo/Jack Dempsey)
Colorado Avalanche left wing Gabriel Landeskog (92), from Sweden, celebrates his goal against the Minnesota Wild with members of the bench during the first period in Game 1 of an NHL hockey first-round playoff series on Thursday, April 17, 2014, in Denver. (AP Photo/Jack Dempsey)
Colorado Avalanche right wing Marc-Andre Cliche, right, trips Minnesota Wild left wing Matt Cooke, left, during the first period in Game 1 of an NHL hockey first-round playoff series on Thursday, April 17, 2014, in Denver. (AP Photo/Jack Dempsey)