The discovery of guns followed a ShotSpotter alert in Pleasantville on Tuesday.
Police were called to Main Street and Atlantic Avenue after the 1:24 p.m. alert, and found shell casings, Pleasantville police said.
Witnesses told police they saw a man jump from a second-story at 918 N. Main St.
A jacket was left behind. Three handguns also were found in the immediate area, police said.
Anyone with information is urged to call the police at 609-641-6100 or email supervisor@pleasantvillepd.org.
Information also can be provided anonymously at www.crimestoppersatlantic.com
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