FREEHOLD – A former Middletown Township Police Department sergeant has been sentenced to five years in New Jersey State Prison for crimes related to multiple forms of abusing his authority as a law enforcement officer, Monmouth County Prosecutor Raymond S. Santiago said in an Oct. 6 statement.
At a hearing Oct. 2 before Monmouth County Superior Court Judge Jill G. O’Malley, David Ringkamp, 45, formerly of Union Beach, was sentenced on a second-degree conspiracy to commit official misconduct charge. He previously entered a plea in March 2026, Santiago said in the statement.
According to the prosecutor’s office, the investigation into Ringkamp began in December 2021 when members of the New York State Police were surveilling a gun show in Pennsylvania where they observed Millstone resident Nicholas D’Ambrosio purchasing “ghost gun” kits. “Ghost guns are untraceable makeshift firearms assembled from individual parts, which are illegal in the State of New Jersey,” the prosecutor’s office said in the statement…