David Pastrnak nets hat trick as Islanders fall to Bruins 5-2 in Game 1Bruins scored three goals in third period after game was tied at two5/30/2021, 3:20 AMMay 29, 2021; Boston, MA, USA; Boston Bruins right wing David Pastrnak (88) reacts with center Patrice Bergeron (37) after scoring his second goal of the game during the second period in game one of the second round of the 2021 Stanley Cup Playoffs against the New York Islanders at TD Garden. Mandatory Credit: Bob DeChiara-USA TODAY Sports / Bob DeChiara-USA TODAY Sports