I was specifically responding to this comment >This is done to get probable cause for a search when there is nothing more than an officer's hunch or just a des

I was specifically responding to this comment >This is done to get probable cause for a search when there is nothing more than an officer's hunch or just a desire to hassle a particular individual. that claims that this is done purposefully. That's what I was wondering about, not the overall efficacy of drug dogs.