<p>A delayed preliminary hearing in the case against D4vd brings new scrutiny after prosecutors publicly filed a briefing document laying out their allegations. </p><p>The filing includes claims relating to grooming, text messages, digital evidence, travel records and purchases prosecutors say connect to the death of Celeste Rivas Hernandez. </p><p>D4vd has pleaded not guilty to all charges.</p><p>Host: Anoushka Mutanda-Dougherty Series Producer: Louise Clarke Senior Impact Producer: Melanie Stewart Smith Researcher: Helena Warwick-Cross Technical Producer: Cameron Ward Editor: Clare Fordham Commissioning Producer: Adam Eland Assistant Commissioner: Chris Walsh-Heron Commissioning Editor: Rhian Roberts</p>