. >> the original environmental plan -- >>reporter: robert beck is overseeing the treasure island development for the city of san francisco. he says he's confident the clean up crews under the supervision of the state department of public health are keeping toxins contained as they're transported out of here. >> it's to contain the soil that they're removing which is the concern and as they excavate that and load it in trucks they're covering the trucks wetting down the materials so it's not airborne. >>reporter: one resident refuses to drink the water. ash . >> whatever it is that affects my daughter's health i'm going to make sure it's taken care of. >>reporter: the reality is with the housing crunch such as it is in san francisco, he may have few alternative places for his daughter to live right now. >>> it's set to become the latest health insurer to -- humana for approximate $35 billion. it would make aetna a major player in a growing medicare advantage business. humana . >> jetblue is expanding its charter flights to cuba. the airline became the first major aircraft to operate direct fl

. >> robert beck is overseeing the treasure island development for the city of san francisco.eck says he is confident that the cleanup crews under the supervision of the state department of public health are keeping the toxins contained as they transfer them out of here. >> it's about taking measures to mitigate risks and contain the soil that they are removing, the soil that they're removing is the concern and as they excavate that, load the trucks, they are covering the trucks, wetting down the material so that it doesn't become airborne. >> yet one treasure island resident refuses to drink the water. robert beck said the leases tell residents they are not permitted to plant or disturb the soil. >> if this concerns my daughter's health, whatever it is changes my daughter, i'll make sure it gets taken care of. >> the reality is with the housing crunch such as it is in san francisco he may have fewer alternative places for his daughter to live right now. al jazeera, san francisco. >> on the healthbeat this morning, researchers are looking into whether effluent in a pill could

robert beck said the leases here tell residents they are not permitted to plant or disturb the soil. it concerns my doctor's health, i'm going to make sure she is taken care of. >> the reality is that the housing crunch such that it is in san francisco he may have few alternate places for his daughter to live right now. >> the navy expects to end the cleanup at hunters .6 years from now and said it expects to finish the cleanup on treasure island a year after that. >> thank you. >> pride or prejudice, a sign filled with symbols of the confederacy. the battle over whether that should change. believes named after people who shared theshared the same philosophy as dylann roof. he believed african-americans were interior, and he was willing to take the lives of nine citizens because of that ideology including a state senator. on our campus, one of our most iconic buildings is named after a senator who believed that african-americans were in foror and openly bragged about lynching african-americans. as a young man benjamin tillman oversaw the murder of a black senator, simon cokier. >> th

roberts. >> and i'm jamie beck cert. >> it was the first of its find anywhere in the world it?> seems when it becomes popular a lot of bands you never expect to see come up with big hits. >> i interviewed u 2, the police, the culture club before anybody knew who they were. >> who was the biggest rock star you interviewed? >> probably robert plant. >> led zeppelin. >> he came in to the station. we interviewed him up on the roof. >> did you give him a hard time? >> did i not. there was nothing to give him a hard time about. >> how do you make the transition from rock guy in canada to american journalist? >> shear force of will and not letting anybody tell you that you can't do it. so i said to the guy who ran the network i said i don't want to do this for the rest of my life. i want to get back into news and we have a great television news operation here. he said no problem. he made me the anchor of the 10:00 show. did i hear about it? who are you roberts? what kind of credibility do you think you have? you are a music guy, blah blah blah blah blah. one of the things did i to get

beck. what the public wants to hear about are issue that is matter in their lives. how to make college more affording, growing the middle class. >> robert tara did bring up bernie sanders. he is surging in the polls. somewhere absolutely. >> new quinnipiac poll she referenced in iowa where clinton is campaigning today, she's 52% to sanders' 33%, which is a significant gain from what we're even seeing in that big poll we showed on a national level. so he seems to be surging. how much of a challenge does he pose to clinton in the left wing of the party? >> the good news is tara isn't going to keep telling me it's a coronation anymore. now she's going to acknowledge and the republicans will acknowledge this is a real race a real race of ideas. obviously it's going to be a competition. i think what's important to put in perspective here is bernie sanders should look at howard dean to wonder how effective candidates who surge now are, how effective candidates who surge now do in the actual election. a lot of candidates surge now. it's the candidate with the organization and the message that has the staying power. >> i see you shaking your he