Sheriff’s detectives this week asked for the public’s help to find a 70-year-old man who suffers from Alzheimer’s that walked away from his Lancaster home.

Foster Ellsworth Madison last was seen about 7 a.m. Jan. 7 at his home in the 1300 block of Camran Avenue, according to Deputy Kimberly Alexander.

Madison is Black, stands about 5 feet 8 inches tall and weighs about 190 pounds, Alexander said. He has brown eyes, gray hair and was last seen wearing a gray sweatshirt, black pants and black tennis shoes.

Anyone with information on his whereabouts was asked to call the sheriff’s department Missing Persons unit at (323) 890-5500. Tipsters can also call Crime Stoppers at (800) 222-TIPS.