The Golden Knights took six straight minor penalties in the second period.
"You've got a lot of your better players, skilled guys, not playing," McNabb said. "You're killing penalties and it wears you out a little bit. They're making plays, they're getting chances. It definitely takes the rhythm away."
NOTES:The Flames have won the first three games of a season for the first time since 2009-10, when they won the first four. ... Calgary coach Darryl Sutter coached his 1,400th NHL game, tying him for the 10th most in NHL history with Pat Quinn. ... Nazem Kadri, who signed a seven-year, $49 million contract ($7 million average annual value) with the Flames on Aug. 18, leads them with four points (one goal, three assists). ... Vegas forward Phil Kessel is three games from tying Keith Yandle's all-time consecutive games record of 989.