The San Diego Padres activated Jackson Merrill from the injured list Tuesday after the outfielder was sidelined for a month with a strained left hamstring. Merrill was batting fourth against the Yankees and playing center field after joining the Padres on Monday.

Regression arrived for the San Diego Padres bullpen in the form of a 12-batter pileup inside a famous bandbox, spoiling multiple notable returns at Yankee Stadium and amplifying the ugliest inning of what has been a mostly charmed season.

The Padres entered Tuesday with the second-best record in baseball, winners of six straight. And now they’re getting healthy. Star center fielder Jackson Merrill joined the team in New York on Monday,