A Middle Tennessee prison is on lockdown after a riot broke out overnight at the facility injuring at least three inmates and one correction guard, officials said.

The melee took place at the Trousdale Turner Correctional Center, a medium-security prison for men. The facility is in the small rural town of Hartsville, about 50 miles northeast of Nashville.

Just after 10 p.m. on June 8, Trousdale County Sheriff Ray Russell reported officers from multiple law enforcement agencies including state police responded to the facility for a report of a riot.

The prison is run by CoreCivic, the largest private prison operator in the United States based in Nashville.

Ryan Gustin, a CoreCivic spokesperson, told USA TODAY "a large group of inmates from several housing units who exited their cells

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