The Washington Capitals suffered a 4-2 defeat against the Boston Bruins in a preseason game at TD Garden. This loss drops the Capitals to an 0-2-0 record with several preseason matches remaining before the regular season begins on October 12.

Boston opened the scoring in the first period with Riley Tufte, followed by goals from Fabian Lysell and Patrick Brown in the second. Connor McMichael brought the Capitals back into the game, but Justin Brazeau's goal pushed the Bruins ahead again. Andrew Cristall scored late, but it wasn't enough to change the outcome.