Just seeing a drug-sniffing dog can be nerve-wracking, and having one sniff your body, compound, car, or belongings can feel like an infringement on your privacy. These dogs are a common sight in airports and functions such as festivals where large crowds of people gather to have fun.
Apart from airports and music festivals, you might have seen these dogs at a traffic stop and wondered if it was legal for the police to have them there.
The Case of Illinois V. Caballes