Drug War Pot Farms
In this photo taken Tuesday, Jan. 20, 2010, a Fresno County Sheriff's deputy walks past black irrigation pipe strewn across a terraced hill side that had once been a marijuana growing site in the Sequoia National Forest near Fresno, Calif. With billions of dollars in drug profits on the line, Mexican traffickers are expanding their foothold in the domestic marijuana market taking over vast swaths of public lands. (AP Photo/Rich Pedroncelli)
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