Officials from Alain Locke say a teacher discovered a student had the ammunition, just after 12 p.m. Thursday.
Police were called to do a thorough investigation.
They say no weapon was found, and nobody was hurt.
The school lifted the lockdown just before 1:30 p.m. this afternoon.
Police are still looking into where the student got the bullets.
------
Send a News Tip to Action News
Learn More About 6abc Apps