Pastrnak scores twice, Bruins beat Maple Leafs to tie series

Toronto Maple Leafs goaltender Frederik Andersen (31) looks for the puck as Boston Bruins right wing David Pastrnak (88) scores during the second period of Game 4 of an NHL hockey first-round playoff series Wednesday, April 17, 2019, in Toronto. (Frank Gunn/The Canadian Press via AP)

TORONTO — With the Maple Leafs buzzing and Scotiabank Arena rocking after Toronto tied it early in second period, the Boston Bruins needed a push from their dormant stars.