EMMAUS, Pa. (WPVI) -- Classes have resumed at Emmaus High School in Lehigh County after bullets were found in a bathroom.
A spokesperson for the East Penn School District says the school remains on an exterior threat lockdown as a precaution, but students are free to move around the building.
"No weapons or additional bullets were found, and the school has been deemed safe," Community Liaison Laura Groh said in a statement. "We will remain in an external lockdown as a precaution until further notice."
A full lockdown was ordered Monday morning at the school on Macungie Avenue in Emmaus after two .22 caliber bullets were found in one of the boys' bathrooms.
School district officials say police and school administrators have identified the student who dropped the bullets.
They say that student was trying to disrupt classes by forcing an early dismissal.
An investigation continues.
According to its website, Emmaus High School has a current enrollment of 2,663 students.