>> 7 ario officer ryan bates battles the sub stances every day. >> if i stop somebody and they have thisackage on them, i can't do anything. i can't even could befiscate it. so law enforcement, if we have an incident where somebody sells this, i have to prove that it meets one of the very few action. >> officer bates busted all of the smoke shops and some liquor stores two years ago. >> how long did it take your officers to amass this? >> we did this in one night. >> drugs keep coming back. tonight, our undercover cop was able to buy this synthetic pot called wtf. >> that video game. >> you don't know what you are getting. it's sold as herbal incense, potpourri. but it's not. it's a powerful, powerful drug. in some cases, they have tested it 500 times, the potency of cannabis. people are literally dying in the streets using these because take. >> screaming. >> help me. >> officer bates showed us how easy it was to buy an illegal drug online. amt was shipped directly to his home and came labeled as a workout supplement on the customs receipt. >> you did send this to the lab be. >> one gra