More scams to abridge your 4th amendment rights - Drug dogs wrong over 50% of the time.

Oh, War on [Some] Drugs [Users] - is there nothing you won't make up?  Cops might as well just flip a coin for when they decide they don't like your attitude.

A Drug-Sniffing Coin Would Be Cheaper - Hit & Run : Reason Magazine:

"...a recent Chicago Tribune investigation found that drug-sniffing dogs used in traffic stops by Illinois police departments were wrong more often than they were right. In 56 percent of the cases where the dogs 'alerted' to cars, police found no drugs or drug paraphernalia...

...poor training of dogs and their handlers, coupled with cops' unconscious signals to the animals, seems to account for a large portion of these fruitless searches."