A Fond du Lac teenager is in custody following an assault with a handgun. Shortly before 10:30pm Wednesday police were called to the 300 block of Peters Avenue for a report of a juvenile that had been struck in the head with a handgun and the suspect had fled on foot with a group of other juveniles. The suspect was apprehended as he was trying to climb over a metal fence. Police say he was carrying a 9mm handgun equipped with a red dot laser sight, an extended capacity magazine containing 23 rounds of 9mm ammunition, marijuana, and drug paraphernalia in his backpack. He was transported to St. Agnes Hospital (SSM Health) by Fond du Lac Fire/Rescue after sustaining injuries to his hands from climbing the fence. The 16-year-old Fond du Lac male was referred on charges of Disorderly Conduct, Battery, First Degree Reckless Endangering Safety, Minor Going Armed with a Weapon, Resisting, Intent to Deliver Narcotics, and Possession of Drug Paraphernalia and placed at the Fond du Lac County Secure Detention Center. Anyone with information on this incident is asked to contact the Crime Alert number at (920) 322-3740, callers can remain anonymous. No further details or information are being released at this time.