Explanation:Video review confirmed Phil Kessel had possession and control of the puck as he entered the attacking zone prior to Jakob Chychrun's goal. Rule 83.1 states in part, "a player actually controlling the puck who shall cross the line ahead of the puck shall not be considered 'off-side,' provided he had possession and control of the puck prior to his skates crossing the leading edge of the blue line."
Penalty: 2:00 minor penalty: Delay of Game - Unsuccessful Challenge