Heath Ledger UpdateHeath Ledger was found dead yesterday in his New York apartment. Many have speculated that the cause of death was an intentional drug overdose. However, his family is adamant that it had to be an accident.

Autopsy results came back earlier today and unfortunately, they were inconclusive.
“The autopsy was inconclusive,” New York City Medical Examiner spokeswoman Ellen Borakove tells PEOPLE. “We have to do further testing including toxicology and tissue testing. Neither cause of death or manner of death has been concluded. We expect additional results in 10 days to two weeks.”