An officer made a traffic stop on a vehicle at the intersection of Pillsbury Road and Cohasset Road before 10:30 Sunday night. During the search of the vehicle a K-9 reportedly detected marijuana and a large amount of Oxycodone pills along with other pills. Officers also found a digital scale, drug packaging materials and a handgun. According to Chico Police, the driver, 21-year-old Kyle Silva-Larva of Chico was arrested for various drug and firearms charges.