you mentored howard samuels years and years ago. and helped him with his own addiction issues. very polarizing views about this, tell me this i'm a father of three sons 13, 16 and 20 they're all going to be exposed to tobacco, drugs of some sort, alcohol and so on. what is the best argument a parent can use of a child of teenaged years that marijuana is more dangerous to them than alcohol or tobacco. >> i don't know that marijuana is more dangerous, it is very dangerous, though and we have now only 8 or 9% of the american public who use marijuana, 52% of the public drinks 22% smokes. and the consequences, the health and social consequences are tremendous. we're going to see. we've already seen increases in colorado. teens in colorado have a marijuana use rate, 50% more than the rest of the country. we're going to see a significant increase in the fallout from legalization in colorado and in washington state. this is not benign. you look at houses all over american, 60 to 70% of the kids that are there whose lives have become so out of control, that they have to be in a resident

howard jordan resigned in may. interim chief sean whent says he is interested in the permanent job. >>> a wild chase through san francisco and tonight this man jacques samuel is facing charges of assault with a deadly weapon evading arrest and hit-and-run. now, this is how that chase came to a crashing end in golden gate park. it all began around 9:00 last night in the potrero hill neighborhood when police tried to pull samuel over. they believe he had a weapon. he took off with police following him on 280 and then on 19th avenue. during the chase, police say samuel veered toward an officer and hit him. the officer was not seriously hurt. another officer then fired his gun, but then missed the suspect of police arrested samuel when he tried to run after the crash. >>> authorities say a stolen car that was torched started a grass fire on mount hamilton this morning. that car was reported burning about 5:30 a.m. along quimby road. soon after, flames were spreading across the dry hillsides and the fire grew to 40 acres before being contained by the fire helicopters and ground crews. >>> first it was a fog delay, then an engine fire held up passengers flying o