] If a dog alerts and nothing is found, then cops will
] never record that as an error, but will claim that the
] dog detected lingering odors of contraband that were
] recently present. Cops will testify that dogs never make
] mistakes, never have and never will, and that apparent
] errors are skillful detections of lingering (residual)
] odors of contraband.

Does our legal system really make smart decisions? If you can convict someone based on a dog barking with no physical evidence one wonders if the standard of reasonable doubt is really being upheld in our courts.