Both Barzal and Mayfield were injured in Saturday’s 3-2 overtime road win against the Lightning. Barzal, who missed 21 games from Nov. 1-Dec. 12 with an upper-body injury, could not put weight on his left leg after blocking a shot late in the third period.

The New York Islanders have placed Mathew Barzal on injured reserve with a lower body injury. Barzal, who missed 21 days earlier this season due to an upper body injury, was hurt in the third period of the Islanders’ overtime win at Tampa Bay on Saturday.

New York Islanders forward Mathew Barzal is out indefinitely with a lower-body injury, the team announced Monday. Barzal, 27, played Saturday in a 3-2 overtime win over Tampa Bay but left late in regulation after blocking a shot.