Burlington County, New Jersey Prosecutor Scott Coffina has confirmed that two people have been criminally charged relating to events that led to a deadly shooting that occurred in the parking lot of a Willingboro, New Jersey shopping center.

Adam Janson, 19, died in the shooting, and Knowah Crowderparham, 21, and Alexa Hess, 19 (driver) have been charged with numerous offenses.

The deadly shooting took place on the night of February 10, 2022.

Crowderparham was the shooter. The shooting took place at approximately 7:30 p.m. at the Kennedy Plaza on John F. Kennedy Way, confirmed Coffina.

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Janson's body was discovered outside of a pizza shop, the Willingboro Township police have confirmed.

Law enforcement has confirmed what happened next was that Crowderparham and Hess “cleaned” the car at a nearby home.

Crowderparham and Hess have received a long list of criminal charges:


  • 1st Degree - Murder.
  • 2nd Degree - Possession of a Weapon for an Unlawful Purpose.
  • 2nd Degree - Unlawful Possession of a Weapon.
  • 2nd Degree - Possession of a Firearm.
  • 2nd Degree two counts of Certain Persons Not to Have Weapons.
  • 3rd Degree - Endangering an Injured Victim.
  • 3rd Degree - Conspiracy.


  • 3rd Degree - Endangering an Injured Victim.
  • 3rd Degree - Conspiracy.
  • 3rd Degree - Hindering.
  • 4th Degree - Obstructing the Administration of Law.
  • 4th Degree - Tampering with Physical Evidence.

Chowderparham is currently in the Burlington County Jail.

Hess is currently in the Atlantic County Jail.

Coffina has confirmed that the charges against Chowderparham and Hess will be presented to a grand jury, to seek an indictment.

The various law enforcement working partners on this case are:

  • Burlington County Prosecutor’s Office.
  • Willingboro Township Police Department.
  • Taking the lead are Burlington County Prosecutor’s Office Detectives Jenn Marchese and Kevin Merrigan, along with Willingboro Township Police Detective Monica Pogorzelski.

Chowderparham and Hess will by prosecuted Burlington County Assistant Prosecutor Jamie Hutchinson.

SOURCES: Scott Coffina, Burlington County Prosecutor and Willingboro Township Police Department.

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