Update 11:54A:
According to a notice from Bishop Verot Catholic High School, the school has received an all clear from the Lee County Sheriff's Office and an anonymous threat has been deemed non-credible.
Law enforcement will remain on campus for the remainder of the day.

Bishop Verot
Original Reporting:
The Lee County Sheriff's Office says Bishop Verot Catholic High School is currently on lockdown; however there is no credible threat to the school or students.
Deputies say all students and staff are safe.
FOX 4 has obtained an email sent to parents Tuesday morning, attributing the lockdown to an anonymous call from someone making a threat to the school:

FOX 4
Multiple units are on scene investigating.