Toronto Sceptres defender Kali Flanagan (6) passes the puck as Minnesota Frost forward Kendall Coyne Schofield (26) defends against her in the first period of a PWHL hockey playoff game Sunday ...

Here's a primer on playoff hockey overtime: How does OT work in NHL playoffs If the score is tied after three periods, the teams go to the dressing rooms for 15 minutes while the ice is resurfaced.