MINNEAPOLIS (WCCO) — Lakeville police are asking visitors of Antler Park to be on the lookout for any suspicious items after someone found an unusual safety hazard.

(credit: Lakeville Police)

Police released a photo Wednesday on their Facebook page of a golf ball that is covered with several long nails.

The home-made weapon was found Tuesday near the park’s volleyball courts.

Police say they have canvassed the park grounds and have not found any other similar items.