The Boston Bruins defeated the Hartford Whalers 4-3 at Boston Garden in Game 1 of their Adams Division semifinal series. Hartford led 2-1 after the first period and the teams were tied 2-2 after two periods, but Boston scored twice in the third period to win. Andy Moog made 24 saves on 27 shots for Boston, while Peter Sidorkiewicz stopped 36 of 40 shots for Hartford.