Tyjohn Walker-Jones, 16, is being charged as an adult with first-degree murder and related offenses, said authorities in a release last Wednesday, July 17.
He's accused of shooting 17-year-old Pierce at the Wallingford Estates Apartments, 2701 Madison Street, according to investigators. Abdullah Muslim, 17, is also charged in connection with the deadly shooting.
Walker-Jones was arrested in Newark, Delaware on Tuesday, July 16, and is awaiting extradition to Pennsylvania, court records show.
Click here to follow Daily Voice West Grove-Avondale and receive free news updates.