Vendor Jeff Simmons, right, smiles as he holds up a jar of marijuana for Dylan Tracy to sniff during the grand opening of the Seattle location of the Northwest Cannabis Market, for sales of medical marijuana products, Wednesday, Feb. 13, 2013. Voters in Washington state last fall passed Initiative 502, which legalizes the recreational possession of up to an ounce of marijuana and calls for the creation of state-licensed pot growers, processors and retail stores.