(WTXF) - A lockdown has been lifted at Overbrook High School in Philadelphia.
The school went into lockdown just before 9:30 a.m. after a teacher told police they heard a gunshot in the school.
A student reported to police that he saw another student run out of the school with a gun.
The school was checked by police with negative results. Police are now resuming patrol of the area.
The lockdown at Overbrook High School has been lifted. No weapons seen or injuries to students.— Derrick Wood (@PPDDerrickWood) October 18, 2017