WILLINGBORO, N.J. (WPVI) -- The man accused of a double murder in Willingboro, New Jersey gave up his right to a detention hearing Friday.
Terrance Matthews is accused of killing his former girlfriend's 9-year-old brother and her grandmother on June 19.
He led police on a chase and live streamed it before being arrested.
After that arrest, police charged him with the February slaying of a man who was sitting in a parked car.
Matthews is back in court in August.