transfer jeffrey patterson is professor at the university of wisconsin school of public health.e appreciate you being with us. >> tuesday, on america tonight, more on our return to fukushima. meet the brave nuclear gypsies charged with a dangerous task of cleaning up, but with little hope of fighting off the gravest threats. >> translator: we used to wear charcoal filters. because of the cost cuts, we have dust filters of some wore locations. >> it sounds like you were saying there were different classes. >> capco is god. the main contractors are kicks. we are the slaves. >> michael oku will continue his special look, "return to fukushima" tuesday on this program. coming up next on "america tonight," al-qaeda is back. a key iraqi city faces conflict anew as the u.s. considers its role and its there's more to finical news than the ups and downs of the dow. for instance, can fracking change what you pay for water each month? have you thought about how climate change can effect your grocery bill? could rare minerals in china effect your cell phone bill? or, how a hospital in texas