Cannabis plants that will soon be harvested grow at Northwest Patient Resource Center in Seattle, Washington in this January 27, 2012 file photo. A Native American tribe, concerned about the impact of... more 
Cannabis plants that will soon be harvested grow at Northwest Patient Resource Center in Seattle, Washington in this January 27, 2012 file photo. A Native American tribe, concerned about the impact of marijuana on its youth, is fighting to derail the rollout of a nascent recreational pot industry across a quarter of Washington state, where it still holds some traditional rights. REUTERS/Cliff DesPeaux/Files (UNITED STATES - Tags: HEALTH SOCIETY POLITICS AGRICULTURE) less 
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Reuters | Photo By Cliff DesPeaux / REUTERS
Mon, Mar 24, 2014 2:18 PM EDT