A man hiking with friends on House Mountain collapsed and died Saturday afternoon.
According to the Knox County Sheriff's Office website, the man's friends called 911 at around 1:30 p.m . Rescuers were unable to find the group's location due to poor cell phone reception.
The KCSO's helicopter located the hikes and helped direct officers, Rural Metro and the Knox County Rescue Squad to the scene.
Detective Krystal Gibson said the man's friends conducted CPR until emergency crews found them.
The victim's body was taken to the Knox County Medical Examiner's office, Detective Gibson said there were no signs of foul play.
Investigators haven't released the victim's name.