Arizona Republic:  “Arpaio already building special unit to target those who abuse statute.  The plants that will ultimately produce medical marijuana in Arizona are not legally in the ground, but police agencies are already planning how their officers will try to enforce state pot laws while respecting a sick resident’s right to possess the herb.”

See “Arpaio on lookout for abusers of Arizona medical marijuana law” and “MCSO Sheriff creates Special Enforcement Unit to combat medical marijuana fraud.”