Blunt head trauma and asphyxia due to neck compression are listed as the causes of death on a 14-year-old Armada teen's death certificate, authorities said Wednesday.
April Millsap, 14, was found dead along the Macomb Orchard Trail on July 24.
[Timeline] April Milsap homicide investigation
Michigan State Police and the FBI have received hundreds of tips, but no one has been arrested in connection to Millsap's death.
State police were searching Omo Lake last Friday. Millsap's body was found near the lake.
A funeral was also held Friday for Millsap as the town of Armada came out to pay its last respects to her.
[Donate] Online fund for Millsap's family