PHILADELPHIA (CBS) - Police were called out to a school in the Strawberry Mansion section of the city following reports of a teenager wit a gun.

It happened at the James G. Blaine Elementary School on the 3000 block of Berks Street a little before 3 p.m.

K-9 Unit officers are searching the school but so far have not found a weapon.

According to investigators, no one is in custody.

Police say the students are okay and have been dismissed for the day.

The investigation continues.