ALHAMBRA, Calif. (KABC) -- A K-9 officer with the Alhambra Police Department helped track down 50,000 fentanyl pills that were found in a fire extinguisher during a traffic stop on Thursday.
According to a tweet posted by the police department, an officer conducted a traffic stop and found the extinguisher in the driver's vehicle.
K-9 Otis was alerted to it and the pills were found inside.
The driver has since been arrested for possession of narcotics for sales.
The investigation remains ongoing.