dr. leslie (clapping.) thank you for that kind introduction.to oc a i want to express our expression to help us spreading our cultural to the nation it's a big deal to us the horoscope and zodiac. i know at the meeting we acknowledge the u.s. post office for initiating this series. i'd like to bring to your attention was it dr. cleveland you won't who's the current president of the organization c in san francisco (clapping.) i'd like to acknowledge sherman tang the immediate past president of the organization c a and the chairman of the cultural foundation of san francisco. i'd like to closed to say something a little bit personal i loved stamps and collected them growing up and first place living in a time like today as a kid and those stamps came out every january it would make me feel so proud not only to be china's but also an american citizen they're helping us spread is an important part of our culture to the nation so thank you (clapping.) thank you, dr. mel csier when is u.s. post office recognitions the china's culture it recognize the

dr. phillip leslie is a professor at the business school and conducted this study in los angeles after the city started the letter grading system. he found food bourne illnesses dropped 30% in three years. having information in the window incentivizes restaurants to stay clean. and diners to make an educated choice of where to eat without having to ask. >> even if they did have that information on hand at the restaurant itself, people are still not going to ask. that's an awkward moment. you don't want to start out that way. >> you don't trust people? >> in santa clara county, sometimes the answer is hard to swallow. our investigation prompted the board to demand sweeping changes, including revamping the way the county puts information online to make it clear for diners. they formed a committee to evaluate possible grading systems. next month they will vote on it means they could have a scoring system that holds restaurants accountable. >> coming up, we investigate. rising violence. where bay area residents go to enjoy the outdoors. elise kirschner takes you inside. [ sports announcer ] he

dr. phillip leslie is a professor at ucla's business school.s, after the city started its letter grading system. he found food-borne illnesses dropped almost 30% in three years. he says having information in the window incentivizes restaurants to stay clean and allows diners to make an educated choice of where to eat without having to ask. >> even if all restaurants did have that information on hand, at the restaurant itself, people are still not going to ask for it. that's an awkward moment in a restaurant. you don't want to start out that way. >> and even if you do, in santa clara county, sometimes the answer is hard to swallow. our investigation prompted the board of supervisors to demand sweeping changes. including revamping the way the county puts inspection information online. to make it clear for diners. the board also formed a committee to evaluate possible grading systems. next month they'll vote on it, meaning silicon valley could finally have a scoring system that holds restaurants accountable. >>> coming up next, "we investigate" ri

dr. jonathan -- -- terry and leslie norman. also i would like to recognize ,y surgeon general colleagues the 16th surgeon general, my colleague from the navy, two former acting surgeon general's of the u.s. public health service. in addition i would like to abolish the mini flag and general officers of our sister services and greetings to all those who serve our nation in uniform. in the first surgeon general's report on smoking and health came out in 1964, two people understood or anticipated the enormity of the effect it would have on the nation's health. on january 11, 1960 four, the ninth surgeon general issued a message which was really simple, but so definitive. it was unequivocal and unapologetic. what it said was cigarette smoking is a health hazard of sufficient importance in the united states to warrant appropriate remedial action. on a path.t us off it set us off on a battle. since then, our knowledge of the health consequences of smoking and involuntary exposure to tobacco smoke has expanded medically. the conclusio