A lawsuit has been filed by a mother of a minor who spent time in an at-risk youth facility in Roane County claiming her son was sexually assaulted several times.

The mother, from Putnam County, filed the suit yesterday in Roane County seeking $4.5 million in damages. It names Sequel Schools LLC, Kingston Academy, and the staff member as defendants.

The lawsuit states Kingston Academy exhibited an extreme degree of negligence in the supervision of staff and students and in the operation and running of the facility. Kingston Academy is no longer open.

Sequel Schools LLC operates under the name Sequel Youth and Family Services and is located in Alabama. Sequel Youth and Family Services also operates Norris Academy in Anderson County.