CNN CNN Newsroom March 11, 2014 13:54:00
Ranger, it can be grounds for citation. >> i am not smelling anything. >> reporter: can i try it? >> sure. >> reporter: so far, he hasn't had to give any citations for marijuana. it typically doesn't exceed the odor threshold on the nasal ranger. >> it is a discernible odor. >> reporter: he can help cannibis cullty va tors. some are urging for tighter controls. >> we would like to see it regulated here. it needs to be regulated elsewhere as well. >> it looks funny. it is hard to say all of that with a straight face. this is becoming a serious issue. regulation do need some work when it comes t...