photoThe Riverside County Sheriff’s Department has reported a hiker missing since Saturday. The search began during the weekend and was continuing Tuesday, April 28, as of press time. Riverside Mountain Rescue Unit and helicopters are involved in the search.

Deputies received a call around 4:15 p.m. Saturday from a missing hiker, who has been identified as Alphonso Nguyen, 34, of Garden Grove, according to Deputy Albert Martinez, Sheriff’s Department public information officer, and Nguyen’s Facebook page.