Mike Yastrzemski hit a walk-off hit in the 10th inning to lead the Atlanta Braves to a 3-2 victory over the Boston Red Sox [1].

The moment carries significant historical weight because Yastrzemski is the grandson of Carl Yastrzemski, a Hall of Fame legend who spent his entire career with the Red Sox.

The game took place Friday night, May 15, 2026, at Truist Park in Atlanta, Georgia [2]. The contest remained tight until the final frames, eventually pushing into extra innings after the Red Sox tied the score in the top of the 10th [3].

In the bottom of the 10th inning [4], Yastrzemski stepped to the plate with the automatic runner, Ha-Seong Kim, on base [5]. Yastrzemski delivered the decisive hit that drove in Kim to end the game [5].

Reports on the specific nature of the hit vary. MLB.com said the play was a walk-off double [6], while TSN and other outlets said it was a walk-off single [1]. Despite the discrepancy in the hit type, the result secured the 3-2 win for the Braves [1].

The victory highlights a rare intersection of baseball lineage and current competition. While Carl Yastrzemski is synonymous with Boston baseball history, his grandson now contributes to the success of a National League powerhouse—ending this specific matchup against the franchise his grandfather once defined.

Mike Yastrzemski hit a walk-off hit in the 10th inning to lead the Atlanta Braves to a 3-2 victory

This event underscores the enduring nature of family legacies in Major League Baseball. By defeating the Red Sox, Mike Yastrzemski creates a poetic contrast to the career of his grandfather, transitioning the family name from a symbol of Boston's past to a catalyst for Atlanta's current success.