CNN Smerconish October 24, 2015 22:28:00
Their parents understand this high thc marijuana is permanently diminish your long-term memory. we still have spent millions and millions of dollars and we still haven't gotten everyone to realize, you're taking some serious risks, certainly as a teenager where your brain is going rapidly. >> so what i'm hearing from you, the bottom line is the jury's still out? you're still not sure whether it was a good move? >> well, i think we've got another year or two, two or three years to really be able to get enough facts to say for sure that we can do this. we have made a lot of progress. i said a co...