MacKinnon, Avs left frustrated by another early playoff exit

Vegas Golden Knights center Nicolas Roy (10) breaks a stick on Colorado Avalanche center Tyson Jost (17) during the third period in Game 6 of an NHL hockey Stanley Cup second-round playoff series Thursday, June 10, 2021, in Las Vegas. (AP Photo/John Locher)

Vegas Golden Knights left wing Max Pacioretty (67) and Vegas Golden Knights defenseman Shea Theodore (27) knock Colorado Avalanche center Nathan MacKinnon (29) to the ice during the third period in Game 3 of an NHL hockey Stanley Cup second-round playoff series Friday, June 4, 2021, in Las Vegas. (AP Photo/John Locher)

Colorado Avalanche right wing Joonas Donskoi, left, and center Nathan MacKinnon (29) celebrate after teammate Mikko Rantanen, not pictured, scored a goal against Vegas Golden Knights goaltender Marc-Andre Fleury (29) during the second period in Game 6 of an NHL hockey Stanley Cup second-round playoff series Thursday, June 10, 2021, in Las Vegas. (AP Photo/John Locher)

Vegas Golden Knights defenseman Nick Holden, goaltender Marc-Andre Fleury, defenseman Zach Whitecloud and right wing Reilly Smith celebrate with teammates after the Golden Knights scored in overtime of Game 5 of an NHL hockey Stanley Cup second-round playoff series, as Colorado Avalanche center Nathan MacKinnon, back, reacts Tuesday, June 8, 2021, in Denver. The Golden Knights won 3-2. (AP Photo/David Zalubowski)

Vegas Golden Knights left wing William Carrier (28) scores a goal against Colorado Avalanche goaltender Philipp Grubauer (31) during the third period in Game 6 of an NHL hockey Stanley Cup second-round playoff series Thursday, June 10, 2021, in Las Vegas. (AP Photo/John Locher)

Vegas Golden Knights center Jonathan Marchessault, right, reacts after soring a goal past Colorado Avalanche goaltender Philipp Grubauer during the third period of Game 5 of an NHL hockey Stanley Cup second-round playoff series Tuesday, June 8, 2021, in Denver. (AP Photo/David Zalubowski)

Colorado Avalanche goaltender Philipp Grubauer reacts after giving up a goal to Vegas Golden Knights right wing Alex Tuch during the third period of Game 5 of an NHL hockey Stanley Cup second-round playoff series Tuesday, June 8, 2021, in Denver. (AP Photo/David Zalubowski)

Colorado Avalanche goaltender Philipp Grubauer, left, stops a shot as defenseman Ryan Graves, front right, works against Vegas Golden Knights left wing Max Pacioretty during the first period of Game 5 of an NHL hockey Stanley Cup second-round playoff series Tuesday, June 8, 2021, in Denver. (AP Photo/David Zalubowski)

Colorado Avalanche goaltender Philipp Grubauer reacts after giving up a goal to Vegas Golden Knights center Jonathan Marchessault during the third period of Game 5 of an NHL hockey Stanley Cup second-round playoff series Tuesday, June 8, 2021, in Denver. (AP Photo/David Zalubowski)