HAMILTON (Mercer) — The body of a man who had been tied up was found Saturday afternoon along the Assunpink Creek, police and witnesses said.

The Mercer County First Assistant Prosecutor's Office said the body was found on a bank along Assunpink Creek at 6th Avenue in Hamilton around 2:45 p.m.  The man is believed to be in his 20s, according to spokeswoman Casey DeBlasio. On Sunday afternoon DeBlasio confirmed that the man died of "multiple gunshot wounds."

Police brought several bags of evidence from the riverbank, according to photojournalist Brian McCarthy.

Several witnesses told McCarthy the young man's arms were tied behind his back.

DeBlasio said the incident is being investigated as a homicide, but would not disclose how he died.

Contact reporter Dan Alexander at Dan.Alexander@townsquaremedia.com or via Twitter @DanAlexanderNJ.

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