Redrico, a resident of Vallejo and a student at San Jose State University studying music education, was last seen on Park Road in Benicia where he exited his car and began walking south.
He is described as Filipino, about five feet six inches tall, 160 pounds, with black hair and brown eyes. He was wearing black clothing when last seen.
Redrico was reported missing to Vallejo police. After his red 2014 Honda Accord was located at 1898 Park Road, police launched a search by helicopter, boat and on foot with K-9 units, according to Benicia Police Lt. Scott Przekurat.
Volunteers have searched parks, hiking trails, waterfronts and downtown Benicia and Martinez, Redreico’s brother said.
Anyone with information about Redrico’s whereabouts is asked to call Vallejo police at (707) 648-4321.