because for most of american has area, you could go to the equivalent of the supermarket, radiator cbs. in the 1880s, by some of the other kids it wasn't the folks that it was great for your body, but the idea is that's what she wanted to, go ahead and do it. just like now we would end up walking him a not for eating prime red. if that's what they wanted to, that was the idea about drugs. when drug started getting criminalized, it was never about public safety. it was about race. the first drug to be criminalized with that opium drug in san francisco in the 1880s. the concern was that china men were using opium to seduce white women. you can pretty much go down the line. than blacks in the south. you can just trace the ethnic group and the drug and its history of criminalization. if you just think about it, the idea of this little tiny thing you can hide almost anywhere. they get a reward. to get an arrest and you get in trouble. at the same time, lots of people are using these drugs. we never found a way to prevent people from using it toxicants. we learnt that would be an experiment

websites say radiation from the fukushima nuclear disaster is poisoning the fish. cbs reporter juan fernandez separates fact from fiction. >> reporter: at fish king in glendale, business is brisk. but one thing you won't find on the menu is imported bluefin tuna. the reason, says the owner, concerns from customers about possible radiation contamination from the fukushima nuclear power plant in japan. >> i think for the most part we try to take everything with a little bit of caution nowadays. it's kind of like information overload. and you really don't know how true a lot of this information is. >> reporter: the information available about the dangers of eating pacific-caught fish is definitely confusing. one online report circulating this week says, radiation levels in the pacific were off the charts. and your days of eating pacific ocean fish are over. >> very small amounts of radiation in fish can be detected. we can even tell whether the low levels are likely to have come from fukushima or not. >> reporter: this professor of preventative medicine studied the effect

at the end of our tour, we were checked for radiation exposure, in four hours i received the equivalent of less than a chest x-ray. seth doane, cbster your local news on "cbs this morning," a preview of president obama's state of the union address tonight. we'll speak with white house chief of staff dennis mcdonough. plus allegations of corruption at the sochi winter games. we will have details. that's the "cbs morning news" for this tuesday. thanks for watching. i'm argnne-marie green. have a great day. >>> your realtime captioner is mrs. linda marie macdonald >>> good morning, everyone. it's tuesday, january 28. i'm michelle griego. >> hi, everyone. i'm frank mallicoat. nearly 4: 4:30 what do you know? the band is back together. >> we were working, you were slumming. >> i was sleeping in. >> yeah. it was nice. >> isn't it nice to see the clouds back in the bay area? now if we could squeeze rain out of the clouds we would be happy. it's getting close. the best chance of rain, weather we expect it coming up. >> i drove in on 280 through peninsula. fog was an issue. it wasn't it so bad this morning. you can see traffic very light

cbs's coverage of the state of the unyoshlgs addression address and the response is at 6:00 p.m. in the west. >>> the facility is still putting out radiationami and earthquake are still evident nearly three years later. we were granted rare access because tepco, the company that owns the plant, wanted to highlight its progress here after years of criticism. before we were allowed in we were checked for baseline radiation levels and then driven past the checkpoint that limit access even miles from the plant, radiation levels still surpass 100 times what's normal. finally, we suited up in protective gear for our carefully choreographed tour. this is the reinforced structure that was built around reactor 4. the reactor was not in use at the time of the disaster but a hydrogen explosion blew off its roof and sent debris flying into this pool filled with nuclear fuel. it's here where tepco removed debris and is now starting to slowly retrieve the 1500 fuel rod assemblies stored in this pool. it's a pain staking process that's essential to shuttering the reactor. all of this work is taking place under water because the water acts as a shield for