Pop singer D4vd will appear in court Tuesday for a preliminary hearing in the killing of teen Celeste Rivas Hernandez. The judge will decide whether prosecutor

Pop singer D4vd will appear in court Tuesday for a preliminary hearing in the killing of teen Celeste Rivas Hernandez. The judge will decide whether prosecutors have enough probable cause to proceed to trial. ABC News’ Brian Buckmire breaks down what to expect. [▻](https://video.twimg.com/amplif…