SAN DIEGO (Interstat) — Jake Cronenworth hit a three-run homer in the first inning and Germán Márquez pitched five solid innings as San Diego defeated the Arizona Diamondbacks 4-1 on Tuesday, July 7, 2026, at PETCO Park. The Padres and Diamondbacks both entered the game with 45-46 records.

Cronenworth finished 1-for-3 with his third home run of the season, driving in three runs. Jackson Merrill had an RBI single in the same first inning, scoring Fernando Tatis Jr. Arizona scored its lone run in the top of the first on a walk to Max Kepler that forced in a run.

Márquez (4-2) allowed three hits and no earned runs over five innings with four strikeouts. Mason Miller earned his 23rd save with a perfect ninth inning, striking out two. Jhony Brito contributed 1 2/3 hitless innings.

Zac Gallen (3-9) took the loss, giving up six hits and four earned runs in six innings with five strikeouts. Arizona managed five hits, while San Diego had six. Each team grounded into two double plays.

Attendance was 40,223. Time of game was 2:27.