Deer Creek High School in Oklahoma initiated a modified lockdown on September 30, 2024, due to an unauthorized former student on campus.

Deer Creek High School in Oklahoma initiated a modified lockdown on September 30, 2024, after a former student was found on campus without permission. The lockdown led to the cancellation of after-school activities and delays in bus services. The situation was resolved when the student left, following notifications from students and video review by officials. An all-clear was issued, and parents were advised to monitor bus schedules using My Ride K-12.