Mary-Kate Olsen has stressed she does not know how Heath Ledger obtained the ethical drug medication that led to his death.
The former nestling star was the first person contacted by the masseuse wHO found the Dark Knight's star body after his death in January and Drug Enforcement Administration (DEA) investigators ar keen to interview her regarding the death of her close friend.
However, it has been reported that the 22-year-old wishes to be given immunity from prosecution ahead she will cooperate with the DEA investigation.
A argument from Olsen's lawyer Michael C Miller denied "yellow journalism speculation" and said the actress "had nothing any to do with the drugs establish in Heath Ledger's rest home or his body" and "does not know where he obtained them".
"Regarding the government's investigation, at Ms Olsen's call for, we feature provided the government with relevant selective information including facts in the chronology of events encompassing Mr Ledger's death and the fact that Ms Olsen does not know the reference of the drugs Mr Ledger consumed," he added.
The Australian thespian was base dead at his New York City apartment on January twenty-second after an accidental overdose of prescription medication.
And DEA investigators suspect the painkillers oxycodone and hydrocodone - sold as OxyContin and Vicodin - found in Ledger's system may take been obtained with untrue prescriptions.
An unnamed official - who requested anonymity as the investigating into the actor's expiry is ongoing - said authorities suffer obtained a subpoena which could force Olsen to testify in front of a grand jury.
The masseuse who observed Ledger's body spent nine minutes making three calls to Olsen, police said, before calling emergency services.
At some point after the discovery of the dead body, Olsen - who was in California at the time - sent her personal security guards to Ledger's apartment to help.
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