Referee who collided with Lightning player expected to make full recovery

PITTSBURGH — The crowd fell silent during the third period of the Lightning’s 5-4 loss to the Penguins Saturday afternoon at PPG Paints Arena, as referee Steve Kozari lay motionless on his back at center ice. Kozari was injured in a violent collision with Lightning defenseman Haydn Fleury in open ice, as neither saw the other coming. Fleury, visibly shaken, was on his knees with his head down …