MERCED COUNTY, Calif. (KFSN) -- Two people are in custody in what authorities believe is the second largest fentanyl bust in the Central Valley.
A CHP officer recently conducted a traffic stop on a blue Ford truck.
After getting permission to search the vehicle, a K-9 officer helped find about 37 pounds of pills, which are believed to be fentanyl.
Both the driver and passengers were arrested.
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