The San Diego Padres needed a home run in the bottom of the ninth inning of Sunday's matchup against the St. Louis Cardinals. Fernando Tatis Jr.'s bat provided the two-run blast in the ninth inning — but the Padres star didn't hit it. Instead, the bat was on loan to Nick Castellanos. Castellanos broke his own bat on a foul ball and went to the dugout to find a replacement. Tatis offered his, and Castellanos returned to the plate. While Tatis has yet to hit a homer this season , his bat connected for a two-run bomb by Castellanos. The Padres proceeded to win in walk-off fashion in the 10th inning on a sacrifice fly from Manny Machado. — MLB (@MLB) May 10, 2026 Sunday's win over the Cardinals proved two very important points for the Padres. For one, Castellanos is finally filling the role expected of him. President of baseball operations A.J. Preller orchestrated the bargain of the offseason by signing the All-Star to the league minimum salary after he was released by the Philadelphia Phillies.…