Homewood-Flossmoor High School news: Student arrested after report of gun, ammunition found inside building, police say

A student was arrested at a south suburban high school Friday afternoon, after a report of a gun and ammunition found there, police said.

Flossmoor Police Chief Carl Estelle said law enforcement officials received a call from Homewood-Flossmoor High School just before 1:30 p.m. for a gun and ammunition found on the floor in the school.

Police said a semi-automatic handgun was found.

The school was placed on a hard lockdown, school officials said.

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A student was arrested, and there are currently no active threats, officials said.

Police were on the scene during a staggered dismissal that started at 3 p.m.

Officials did not immediately provide any additional information on the incident.

This is a developing story; check back with ABC7 Chicago for updates.