Tampa Bay Lightning center Tyler Johnson (9) and Boston Bruins left wing Danton Heinen (43) compete for the puck during the first period of an NHL hockey game Thursday, Oct. 17, 2019, in Boston. (AP Photo/Elise Amendola)

Boston Bruins right wing David Pastrnak (88) competes for the puck with Tampa Bay Lightning center Tyler Johnson (9) along the boards during the first period of an NHL hockey game Thursday, Oct. 17, 2019, in Boston. (AP Photo/Elise Amendola)

Tampa Bay Lightning right wing Mathieu Joseph (7) scores against Boston Bruins goaltender Tuukka Rask (40) during the second period of an NHL hockey game Thursday, Oct. 17, 2019, in Boston. (AP Photo/Elise Amendola)

Boston Bruins right wing David Pastrnak (88) maneuvers away from Tampa Bay Lightning center Alex Killorn (17) during the second period of an NHL hockey game Thursday, Oct. 17, 2019, in Boston. (AP Photo/Elise Amendola)

Boston Bruins center Patrice Bergeron celebrates his goal with right wing David Pastrnak (88) during the second period of the team's NHL hockey game against the Tampa Bay Lightning, Thursday, Oct. 17, 2019, in Boston. (AP Photo/Elise Amendola)

Tampa Bay Lightning goaltender Andrei Vasilevskiy (88) makes a pad save against Boston Bruins center Charlie Coyle (13) in the shootout of an NHL hockey game Thursday, Oct. 17, 2019, in Boston. The Lightning won 4-3. (AP Photo/Elise Amendola)

Tampa Bay Lightning goaltender Andrei Vasilevskiy (88) makes a save against Boston Bruins defenseman Matt Grzelcyk (48) in overtime of an NHL hockey game Thursday, Oct. 17, 2019, in Boston. The Lightning won 4-3 in a shootout. (AP Photo/Elise Amendola)

Tampa Bay Lightning center Alex Killorn (17) and right wing Luke Witkowski (28) celebrate with goaltender Andrei Vasilevskiy (88) after the Lightning defeated the Boston Bruins 4-3 in a shootout in an NHL hockey game Thursday, Oct. 17, 2019, in Boston. (AP Photo/Elise Amendola)