LINDENWOLD, N.J. (CBS) — Contractors discovered a possible World War II-style mortar while digging in Lindenwold, police say.

Camden County police were dispatched around 10:30 a.m. for possible explosives that were discovered in the 1100 block of West Park Avenue.

Police say when contractors were digging around the area, they discovered what appeared to be a World War II-style mortar.

Police then contacted the bomb squad to properly dispose of the device.

Police are not sure whether the mortar is authentic or a replica, but it may be active.

Police and the bomb squad are still on the scene.

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