FILE - Traffic crosses from Mexico into the United States at a border station in Santa Teresa, N.M., in this photo made in March 14, 2012. The U.S. Border Patrol is asserting its right to seize cannabis shipments ? including state-authorized commercial supplies ? amid complaints of licensed cannabis providers that more than $300,000 worth of marijuana has been confiscated in recent months at Border Patrol highway checkpoints in southern New Mexico. (AP Photo/Jeri Clausing, File)