The primary suspect in a double homicide in Aliquippa has turned himself in. Beaver County Radio News Correspondent Sandy Giordano reports that  Lawrence Reddick Jr. – also known as “Pooh Rat” – is now in police custody. Reddick, along with two other 17-year-olds – are charged with double homicide in connection with last Thursday’s shooting that killed 16-year-old William Booher and 18-year-old Dane Mathesius. The investigation continues.