Yes the ACLU was helping to defend the druggie - Roy Caballes. I hope everyone that disagrees with this ruling knows they are agreeing with the ACLU. The defenders of Druggies.
["The deployment of drug-sniffing dogs cannot be justified by the legitimate investigative needs of a routine traffic stop," said Steven R. Shapiro, Legal Director of the American Civil Liberties Union. "A trained dog will add nothing to the evidence of a broken tail-light nor assist in determining how fast a motorist was driving. It is, however, an invitation to racial profiling"
The ACLU submitted a friend-of-the-court brief in the case on behalf of Roy Caballes...]
Ref to:
http://www.aclu.org/court/court.cfm?ID=17003&c=286