Boston trailed by as many as six runs in this one, but improved their best record in the majors after rallying for six runs in the eighth inning to tie the game. The Braves then took the lead back on Freddie Freeman's two-run home run in the bottom half of the inning, before Phillips connected with the game-winner. That blast gave Boston their 97th win of the season.
The former Cincinnati Red sat out the first half of the season before signing a minor-league deal with the Red Sox in June. He was called up from Triple-A Pawtucket on Tuesday and made his season debut with the start on Wednesday. The go-ahead home run was the fifth of his career in the ninth inning or later, and first since 2015, as he became the first player with a go-ahead home run in the ninth inning or later in their Red Sox debut.
Brandon Workman improved to 4-0 despite giving up Freeman's tiebreaking home run in the eighth inning. During Boston's six-run rally, Dan Winkler gave up four runs on four hits, as the Red Sox sent 12 batters to the plate, including five pinch-hitters, in an inning that took 40 minutes. Christian Vazquez had two hits in that inning alone, while Blake Swihart had a key two-run double.
Craig Kimbrel worked the ninth inning for his 38th save, as the Red Sox extended their AL East lead to nine games They will return home this weekend for an intriguing series with the defending World Series Champions Houston Astros. The Braves head out west to take on another team fighting in the National League playoff picture in the Arizona Diamondbacks.