PORT ST. LUCIE, FL (AP) — A Florida Goodwill store got a donation it didn’t need or expect — a grenade.

The St. Lucie County Sheriff’s Office said workers found the grenade in a donation bin Wednesday afternoon and called 911.

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TCPalm reports that the bomb squad arrived and the Port St. Lucie store was evacuated. The grenade was found to be inoperable.

A similar grenade was found at a nearby Goodwill store last year.