Can drug dogs smell through sealed bags?

Odor Proof Bags in a Criminal Case I informed the expert that often when I represent individuals traveling on the interstate that transport marijuana, methamphetamine or cocaine, the drugs are either heat sealed or placed in odor sealed bags, yet the drug dogs still respond to the order of narcotics.



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This is because it is considered a search. However, there does not need to be any suspicion or probable cause for a drug-sniffing dog to investigate your belongings in a place like an airport. The dogs may sniff your luggage for drugs, explosives, or other prohibited items.

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