Georgia authorities responded to SunTrust Park after a body was found inside a walk-in freezer, according to WXIA.
The deceased person, a third party contractor, according to the Cobb County Police Department, was found by a coworker Tuesday afternoon.
WXIA reports authorities said the body was found in a freezer inside the ballpark.
The police department is working with the Atlanta Braves to investigate.
The Braves are currently playing the Cincinnati Reds.