A newly issued autopsy shows that a Native American girl’s death after collapsing at Diamond Ranch Academy, a Utah boarding school, was the result of a serious infection that usually needs to be treated with antibiotics. Symptoms of peritonitis include fatigue, nausea, vomiting and a swollen stomach, all of which Taylor complained of in the weeks leading up to her death, according to former staff members at Diamond Ranch Academy. Taylor’s parents are suing Diamond Ranch Academy in federal court over her death “to make sure this does not happen to other innocent teens and their families,” they said