ATLANTA (AP) — The Atlanta Braves placed outfielder Ronald Acuña Jr. on the 10-day injured list on Monday after the reigning NL MVP suffered a season-ending torn anterior cruciate ligament in his left knee. Acuña suffered the injury in the Braves' 8-1 win at the Pittsburgh Pirates on Sunday.

After opening the game with a double, Acuña started toward third on a stolen base attempt. His left knee gave way when he stopped in an attempt to return to second base. The Braves announced Sunday night that an MRI showed a complete ACL tear that will require season-ending surgery.

This is Acuña's second season-ending knee injury. He tore his right ACL on July 20, 2021 . Acuña was named the NL MVP last season after hitting .

337 with 41 homers, 106 RBIs and 73 stolen bases, becoming the first player to have at least 40 homers and 70 steals in a season. The 26-year-old from Venezuela was hitting .250 with four homers, 15 RBIs and 16 steals this season.

The Braves recalled outfielder J.P. Martinez from Triple-A Gwinnett and infielder Joey Wendle was designated for assignment.

Catcher Sean Murphy, who suffered a strained left oblique muscle on March 30, was activated from the injured list. AP MLB: https://apnews.com/hub/mlb.