. >> make a left -- >> after being cuffed, his blood drawn to measure t. h.c., that's the chemical that can make you high and impair you. he was charged with driving under the influence of drugs. >> for that stat, the no on 205 colorado highway safety department. there our 114 traffic deaths but the reports say they were related to but not necessarilycaused by marijuana. but a sizable increase from 2012 before pot became legal. so in the end, as with alcohol, maybe it's about responsibility. responsible regulations and use and responsible education. we thought with a clear answer with whether it was a working, but as the pot czar says -- >> it's too early to say. >> well, these public health questions, they're not two to three year questions. i will say we have not seen a difference in consumption rates among adults or youths and i don't know if we will. the to bottle. should we tax it and regulate it and sell it to people over 21? or leave it to the folks with medical marijuana cards and the street dealers? >> if you're still undecided. we have a special mari