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Dinuba police are asking for help finding a missing man they believe could be at risk.
79-year-old Aguedo "Chico" Ramos disappeared early Saturday afternoon from Road 88 near Avenue 420.
He's 5-foot-6, about 120 pounds and he was last seen wearing jeans, a blue button-up shirt, and a blue cap.
Ramos suffers from dementia and police say he was riding his black beach cruiser bicycle when he left.