In a precedent setting case for California, an Alameda County (East Bay) court ruled that the marijuana odor emanating from a car wasn’t sufficient to justify a vehicle search. WW California has more.
Southern California Public Radio

A Federal judge on the Fourth Circuit Court of Appeals (Richmond, Va.) ruled that the smell of marijuana coming from inside a house, is sufficient evidence “to search the entire house…including any safes and locked boxes” even if officers have already identified the source of the smell.

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