A 911 call came in at 11:12 a.m. Thursday from school police officers at the school in the 10000 block of Bustleton Avenue.
The report was for a male pointing a gun at students.
The facility was locked down as police set up a staging area near the tennis courts and began searching the school.
Video from Chopper 6 showed a number of students outside the school near the track.
The search ended and the lockdown order was lifted just before 1 p.m., after one male was taken into custody.
No further details were given by police.
There were no reports of any injuries.
Send a News Tip to Action News
Learn More About 6abc Apps