On Saturday, November 15, at approximately 9:10am, on or more hikers on the Pleasanton Ridge came across an unconscious male, started efforts to revive him, and called in paramedics. The unconcious male was admitted under the name John Doe at Valley Care Hospital.
It turns out that the man is actually David Aimar and he and his family are desperately in need of your help.
The doctor's are trying to piece together the events that led to his arrival in the Emergency Room. The doctors have no idea what happened and need this information to guide their next moves.
If you were one of the Good Samaritans that helped David Aimar on the trail, or if you have any information that might help to locate them, please call 925-998-1972.
If you prefer anonymity, please email any information to
Thank you for your cooperation!