It wasn't immediately known how many employees were injured.
Remedy Enterprises, an arm of the North Carolina Department of Public Safety, works 32 organizations over the express that utilizes 2,300 detainee specialists, as per the gathering's site.
The Pasquotank Sheriff's Office said they received a call reporting a possible escape of prisoners. The security fence around the facility has "a built-in electronic intrusion detection system" that "alerts armed correction officers".
Peter Sengenberger with Sentara Healthcare said that six people were taken to Sentara Albemarle Medical Center.
Schools in the area reportedly went on lockdown.
Three nearby schools were placed on lockdown - Northside Elementary School, Elizabeth City Middle School and Pasquotank County High School.
Check back for updates on this breaking-news story.
Ireland edge closer to first-ever Test against Pakistan
Both countries agreed to face each other during the International Cricket Council (ICC) meeting in Auckland, New Zealand, today. The exact dates and venue for the historic match have yet to be decided, but the opponents have been confirmed.
RSS advises Rahul to have better script writers
Vaidya said that Sangh had decided way back that it will work in the midst of men, and it has all the rights to decide this. They (BJP) have so many women in the party, but I have not seen a single woman in the RSS.