Philadelphia Police put a high school on lockdown Tuesday morning after a school officer had his loaded weapon possibly stolen from his car.

Students and staff at the Kensington Urban and Business High Schools at Coral and Cumberland streets were placed on lockdown around 10:30 a.m. as police investigated the school.

It wasn’t immediately clear when the gun went missing, said police The officer, however, believed it was taken, said investigators.

As SkyForce10 hovered overhead a short time later, you could see police vehicles parked on the sidewalk outside the school that serves grades 9 to 12.

The Philadelphia School District didn't comment on the investigation outside of saying that police were on the scene.

The lockdown was lifted after noon but it wasn't clear if the weapon turned up.

No injuries were reported and no word if anyone will face charges.