You’re glossing over the fact that the dogs are trained to respond to the officers commands, and the officers can make a trained K-9 alert on any car. Essentia

You’re glossing over the fact that the dogs are trained to respond to the officers commands, and the officers can make a trained K-9 alert on any car. Essentially parallel construction. Know their perp from other means, make dog alert on it, continue to abuse your power.