Armando Valenzuela Munoz, a 21-year-old from Moreno Valley, California, has been missing since April 1997. He was last seen in Riverside after his release from the Robert Presley Detention Center and his family has not heard from him since.

At the time he disappeared Munoz was 5 feet 7 inches and about 165 pounds, with black hair and brown eyes. He was known to use PCP and alcohol and suffered from memory loss; the most recent photograph available was taken in August 1993. The Riverside County Sheriff’s Office is the investigating agency.

If anyone knew Armando, saw him in Riverside after April 1997, or has information about where he might be, please share what you know.