A Georgia teenager’s family is suing Grady Health after an ambulance never arrived to take her to the hospital. Amanda “Mandy” Sylvester was just 15 years old when she died in 2024. Atlanta Black Star obtained the lawsuit that her family filed, which laid out what happened. The 15-year-old collapsed during volleyball practice at the Tracey Wyatt Recreation Center in College Park on Dec. 5, 2024. Her family said she experienced a medical emergenc…