SUMTER COUNTY, Fla. — Over 500 people, including staff members and prisoners were evacuated at USP Coleman due to a carbon monoxide leak Sunday morning, Sumter County emergency officials said.

According to Sumter County's emergency management director, 13 people had to seek treatment and 6 went to the hospital, but there were no life-threatening injuries. 

Sumter County Fire Rescue has contained the leak and officials are now investigating the cause. 

This is a developing news story. Check back to Spectrum News 13 for additional updates.