Investigators are trying to determine the death of a hiker found in the Henninger Flats area in Angeles National Forest early Sunday.
Authorities were alerted about the body sometime after 9:30 a.m. Sunday, according to Sheriff's Lt. Angela Shepherd of the Altadena Station.
Authorities were en route to the scene to aid what was initially reported as a downed hiker. The hiker, a male white in his mid-50s, was described as face down, according to scanner reports.
Upon the arrival of paramedics and deputies and the Altadena Search and Rescue, the man was declared dead. The cause of death is not officially known at this time Shepherd said, but his death appears to be from natural causes.
This story will continue to be updated as information becomes available.