Explanation: It was confirmed that Calgary's Sean Monahan played the puck back into his own defending zoneprior to the goal. The decision was made in accordance to Rule 83.1 which states, in part,"If a player legally carries, passes or plays the puck back into his own defending zone while a player of the opposing team is in such defending zone, the off-side shall be ignored and play permitted to continue."
Penalty: 2:00 minor penalty: Delay of Game - Unsuccessful Challenge