Avalanche 5, Senators 4

Ottawa 0 0 4 — 4 Colorado 1 1 3 — 5

First Period: 1, Colorado, Kovalenko 1 (MacKinnon, Mittelstadt), 19:52. Penalties: Amadio, OTT (Tripping), 3:17. Rantanen, COL (Holding Stick), 11:37.

Second Period: 2, Colorado, Manson 1 (Mittelstadt, Girard), 19:42. Penalties: None.

Third Period: 3, Ottawa, Tkachuk 4 (Kleven, Cousins), 9:15. 4, Ottawa, Cousins 1 (Stutzle, Tkachuk), 11:23. 5, Colorado, O’Connor 1 (Girard, Mittelstadt), 13:29. 6, Colorado, Colton 8, 15:01. 7, Ottawa, Giroux 4 (Batherson, Chabot), 16:48. 8, Colorado, MacKinnon 4 (Rantanen), 18:45 (en). 9, Ottawa, Giroux 5 (Norris, Sanderson), 19:50. Penalties: None.

Shots on goal: Ottawa 6-8-16: 30. Colorado 8-11-13: 32.

Power-play opportunities: Ottawa 0 of 1. Colorado 0 of 1.

Goalies: Ottawa, Ullmark 1-2-0 (2 shots-2 saves), Ottawa, Forsberg 2-1-0 (29-25). Colorado, Annunen 3-1-0 (30-26).

Referees: Graedy Hamilton, Chris Lee; Linesmen: Caleb Apperson, Travis Toomey.