Beaver County district attorney’s office detectives and Aliquippa police are asking the public’s help in finding the accused killer in a homicide investigation, as well as a possible assault victim who ran off from the crime scene. One person is dead after a shooting in Aliquippa Thursday night in what police called a “drug deal gone bad.” 16-year-old William Booher was shot and killed in a car near the intersection of Wade and Meadow streets on Thursday in what authorities say was a drug deal gone bad. Booher was repeatedly shot in the head after he turned over his money and marijuana in the robbery. Police have a warrant for the arrest of homicide suspect 17-year-old Lawrence “Pooh Rat” Reddick Jr.of Aliquippa. He is to be considered armed and dangerous,” The DA’s office has also announced homicide charges against Ronald Harvey “Reno” Foster Jr. and Deontae Jones, both 17 and of Aliquippa. The criminal complaints allege that Foster, Jones and Reddick conspired to rob Booher of weed and money, and that Reddick shot Booher during the robbery. And Authorities are also looking for the driver who ran off — 18-year-old Dane Reed Mathesius, of the Brighton Township and New Sewickley areas. Police don’t know if he was wounded or is in hiding. Either way, they want to find him. Any person with information about the whereabouts of Reddick or Mathesius is asked to call Aliquippa police at 724-375-6682 or Beaver County 911.