(Portland, OR) -- Acting on a tip, police busted a group of men hauling drugs into Oregon and seized over a ton of liquid heroin. Officers learned a transnational organization was moving a large load of narcotics into Oregon. They spotted the suspects' rented moving truck and a pickup on I-84 and followed it to Tigard. They executed search warrants on the suspects' hotel room and the vehicles. They found eight 55-gallon barrels in the moving van containing 370 gallons of liquid heroin. The four suspected drug traffickers were arrested without incident.