The cop could smell it in the cab. They were smoking while driving the rig. Successful drug runners know you don’t actually use the product while transporting. If they weren’t blazing and just went into the scale house they probably get the green light.
How not to smuggle drugs. 100 lbs? Must have been a couple small time idiots. Maybe the fall guys, while the 40k Load rolled on through. Everyone’s happy. Except the two dummies. How much is losing your freedom worth? Just stupidity.