The pot finally boiled over, as the Padres and Dodgers finished their four-game series and the Padres completed a gauntlet with a 5-3 victory over the Dodgers. It ended with a brouhaha and a scare. The game seemed all but decided when the tension between the teams that had lingered through most of the four games here reached a zenith in the ninth inning.

Federal agents sought access to Dodger Stadium grounds ahead of a game, the team said. Los Angeles has been the site of clashes over immigration enforcement.