Watch: Austin Riley hits grand slam in Gwinnett Stripers game

Braves third base prospect Austin Riley made his Triple-A debut Monday, May 7, 2018, going 1-for-5 with a single and three strikeouts in the Gwinnett Stripers' 5-4 loss to the Charlotte Knights.

Credit: Karl L. Moore

Credit: Karl L. Moore

Braves third base prospect Austin Riley made his Triple-A debut Monday, May 7, 2018, going 1-for-5 with a single and three strikeouts in the Gwinnett Stripers' 5-4 loss to the Charlotte Knights.