Washington Capitals' Conor Sheary, right, scores on Boston Bruins' Dan Vladar, left, during the second period of an NHL hockey game, Sunday, April 11, 2021, in Boston. (AP Photo/Michael Dwyer)

Washington Capitals' Conor Sheary (73) scores against Boston Bruins' Dan Vladar (80) during the first period of an NHL hockey game, Sunday, April 11, 2021, in Boston. (AP Photo/Michael Dwyer)

Washington Capitals' Zdeno Chara waves to the crowd after a video tribute during the first period of an NHL hockey game against his former team the Boston Bruins, Sunday, April 11, 2021, in Boston. (AP Photo/Michael Dwyer)

Washington Capitals' Brenden Dillon and Boston Bruins' Chris Wagner (14) fight during the first period of an NHL hockey game, Sunday, April 11, 2021, in Boston. (AP Photo/Michael Dwyer)

Boston Bruins head coach Bruce Cassidy stands behind his team as they look up at the scoreboard after a goal by Washington Capitals' Conor Sheary during the second period of an NHL hockey game, Sunday, April 11, 2021, in Boston. (AP Photo/Michael Dwyer)