seiu and united food and commercial worker union. they believe legalizing pot in california can go a long way toward raising important tax revenues. and creating tens of thousands of union jobs. good jobs. with higher than living wage wages. health benefits. pension. reporter: the union also cites numbers from california board of equalization that suggests that the golden state could be inhaling in excess of $1 billion a year in those tax revenues. shepard: they could use the money. who are opponents saying now? reporter: well, opponents say the whole thing is really a hoax on the voters of california. we re talking about police chiefs and former drug enforcement officials. they re actually urging attorney general eric holder to get ready to take court action if prop 19 passes. they claim there won t be any taxes collected because it would be violation of federal