UPDATE: Missing 85-Year-Old Man Found in Oakland Hills

OAKLAND (CBS SF) -- Oakland firefighters tweeted at 4:42 p.m. Sunday they found an 85-year-old, at-risk man missing since Tuesday.

Alfonzo Arechiga was found in the Oakland Hills by Oakland firefighters, CHP officers and Alameda County Sheriff's Deputies.

Arechiga was last seen at about 3 p.m. Tuesday walking away from the 4300 block of Turner Avenue. His family said he suffers from Alzheimer's disease, police said.

Alfonso Arechiga

Authorities didn't say exactly where Arechiga was found, though they previously said he could possibly be near the Lake Chabot Golf Course and Chabot Regional Park.

Missing Person