A St. Louis Blues fan looks at the scoreboard during the first period of Game 3 of the NHL hockey Stanley Cup Final between the Blues and the Boston Bruins Saturday, June 1, 2019, in St. Louis. (AP Photo/Jeff Roberson)

Boston Bruins center Sean Kuraly celebrates after scoring against the St. Louis Blues during the first period of Game 3 of the NHL hockey Stanley Cup Final Saturday, June 1, 2019, in St. Louis. (AP Photo/Jeff Roberson)

Boston Bruins center Charlie Coyle (13) scores a goal against St. Louis Blues goaltender Jordan Binnington (50) during the first period of Game 3 of the NHL hockey Stanley Cup Final Saturday, June 1, 2019, in St. Louis. (AP Photo/Jeff Roberson)

Boston Bruins center Patrice Bergeron (37) is congratulated after scoring against the St. Louis Blues during the first period of Game 3 of the NHL hockey Stanley Cup Final Saturday, June 1, 2019, in St. Louis. (AP Photo/Jeff Roberson)

Boston Bruins center Patrice Bergeron (37) celebrates with teammates after scoring against the St. Louis Blues during the first period of Game 3 of the NHL hockey Stanley Cup Final Saturday, June 1, 2019, in St. Louis. (AP Photo/Scott Kane)

Boston Bruins left wing Jake DeBrusk (74) celebrates after teammate Patrice Bergeron, not shown, scored a goal against the St. Louis Blues during the first period of Game 3 of the NHL hockey Stanley Cup Final Saturday, June 1, 2019, in St. Louis. (AP Photo/Scott Kane)

Boston Bruins defenseman Torey Krug (47) checks St. Louis Blues left wing Alexander Steen (20) during the first period of Game 3 of the NHL hockey Stanley Cup Final Saturday, June 1, 2019, in St. Louis. (AP Photo/Jeff Roberson)

St. Louis Blues goaltender Jordan Binnington is introduced before Game 3 of the NHL hockey Stanley Cup Final between the Blues and the Boston Bruins Saturday, June 1, 2019, in St. Louis. (AP Photo/Jeff Roberson)

Boston Bruins center Sean Kuraly (52) celebrates after scoring a goal against the St. Louis Blues during the first period of Game 3 of the NHL hockey Stanley Cup Final Saturday, June 1, 2019, in St. Louis. (AP Photo/Jeff Roberson)

St. Louis Blues center Brayden Schenn, second from right, flips past Boston Bruins right wing David Pastrnak (88), of the Czech Republic, during the first period of Game 3 of the NHL hockey Stanley Cup Final Saturday, June 1, 2019, in St. Louis. (AP Photo/Jeff Roberson)

Boston Bruins center Patrice Bergeron (37) passes the puck away from St. Louis Blues defenseman Jay Bouwmeester (19) during the first period of Game 3 of the NHL hockey Stanley Cup Final Saturday, June 1, 2019, in St. Louis. (AP Photo/Jeff Roberson)