D4vd/photo/Los Angeles County Jail Singer D4vd has been officially charged with first-degree murder in connection with the death of 14-year-old Celeste Rivas Hernandez. He was arrested last Thursday in Los Angeles for his involvement in the teen's death. On Monday, D4vd appeared in court with his attorney and pleaded not guilty to the charges he's facing. According to CBS Los Angeles, the motive in this case is believed to be an attempt to cover up a sexual relationship betwe