PHILADELPHIA (CBS) — The William L. Sayre High School in West Philadelphia was evacuated on Wednesday morning due to multiple threats. The school at 5800 Walnut St. in West Philadelphia went into lockdown at 10:45 a.m. before it was evacuated.

Police say no device was found and the lockdown was lifted.

The students were evacuated to Andrew Hamilton School but have now returned.

No injuries have been reported.

Police are investigating the threats.