PORTLAND, Maine — Riverton Elementary School was locked down for a short time Friday morning after a student brought a gun into the building.

Portland Superintendent of Schools Emmanuel Caulk said the gun was not loaded and was confiscated from the unidentified student.

The incident forced a short lockdown of the Forest Avenue school while officials and police investigated, according to Caulk.

The school since has returned to its normal academic day, Caulk said. Police and school officials are investigating the matter.

No children were hurt during the incident. The school houses students in grades K-5.

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Ryan McLaughlin

BDN sports freelancer Ryan McLaughlin grew up in Brewer and is a lifelong fan of the New England Patriots, Boston Red Sox, Boston Celtics and Boston Bruins.