HOLLEY-NAVARRE — The Santa Rosa Sheriff's Office is investigating a potential threat of violence at Holley-Navarre Middle School as of 10:20 p.m. Feb. 1, according to Public Information Officer Rich Aloy.

Principal Joie DeStefano issued this statement on the school’s Facebook page:

This is Joie DeStefano, principal of Holley-Navarre Middle School. This evening the Santa Rosa Sheriff's Department informed me they are investigating a Snapchat thread that contained statements concerning a potential violent act at our school.

The sheriff's department is continuing to investigate the origin of this thread and has assured me they will have as a precautionary measure ... additional officers on our campus tomorrow.

Please note that the safety and security of our students and staff is of the utmost importance. Therefore, we encourage you to discuss this matter with your child and we ask you to notify the school if you obtain any information that may lead to the identity of the individual who sent the message.

Finally, while there is no definitive proof to the statements made we fully understand if you choose to keep your child home from school tomorrow. Any absences will be excused.