"You wanna bet?"
Uhm, no thanks. You're going to have to do better than that.
How does your argument demonstrate that checkpoints are not fishing expeditions? The majority of people passing through them are law abiding citizens who must prove that they are law abiding before they are allowed to pass.
From Miriam-Webster's Dictionary: "Fishing Expedition" -- an investigation that does not stick to a stated objective but hopes to uncover incriminating or newsworthy evidence
Denial: de·ni·al (d-nl) n.
An unconscious defense mechanism characterized by refusal to acknowledge painful realities, thoughts, or feelings.
Source: The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
I was only a jury panel two weeks age, where the ADA asked if anyone had problems about "pretext searchs". I and six others did and we didn't get picked for the jury.
I have been a victim of this practice more than two dozen times, because I was driving through a town in the early morning hours. My business sometimes requires that I go places at all hours of the day.