LAWRENCEVILLE, Va. — The operator of the Lawrenceville Correctional Center is investigating the death of an inmate.

A spokesman for The Geo Group Inc. tells The Richmond Times-Dispatch that 36-year-old Dwayne M. Mckoy died last Thursday. Pablo E. Paez says prison officials suspect Mckoy was attacked by another inmate in a cell.

Paez says no correctional officers or employees were injured. The medium-security prison is on lockdown.

Mckoy was serving a five-and-a-half-year sentence for assault, robbery and other crimes.

Read more: The Post’s crime coverage