San Diego Padres pulled off the upset to defeat Boston Red Sox. San Diego Padres entered the game as the underdog, with a 41% chance to win before the game started.
From the outset, San Diego Padres refused to go away, chipping away at Boston Red Sox's lead until San Diego Padres took their first lead during the middle stretches of the game. Boston Red Sox did not go quietly, recapturing the lead for themselves, until San Diego Padres regained control for good toward the end of the game.