DEA joins probe into Hayden Panettiere death in South Carolina
What's new: Police remain the lead agency, and preliminary autopsy results found no signs of trauma or foul play.
Federal drug agents are assisting the investigation into actor Hayden Panettiere's death after she was found unresponsive at an apartment in Greenville, South Carolina. Panettiere, 36, was pronounced dead Sunday after resuscitation efforts failed, according to reports cited by Fox News and ABC News. The Greenville City Police Department is leading the case, with the Drug Enforcement Administration now helping. Preliminary autopsy findings found no signs of trauma, and police have said there were no signs of foul play. ABC News reported Brian Hickerson, Panettiere's on-again, off-again boyfriend, was present when she died. The investigation remains ongoing.