the selenium is harmful to animals but not people in high concentration. waste water treatment plant and pay $2 .5 million in penalties. the company says we are pleased to resolve this issue with an agreement that is aligned with our company's commitment to operate in a safe environmentally responsible manner. there will be a press conference later today. live in cupertino, kiet do, kpix 5. >>> san francisco-based uber is expanding into food delivery. uber eats will launch in chicago and new york city today. the rideshare company says customers ordering through a smartphone app can get food from a selection of restaurants in as little as 10 minutes. it's already operating in l.a. and barcelona. >>> here's liz with the traffic report. >> we had four traffic alerts before our show was over at 7:00 yesterday. it was a ripple effect one right after another. this morning, nothing like that. no major delays. we have seen a few incidents out there and, of course, the metering lights are already at the bay bridge so we are seeing the usual usual trying to get into

selenium was the focus of the lawsuit and although it is not harmful to humans it is harmful to fish and microorganisms in high concentration. as part of a settlement, the parent company lehigh hanson must build an advanced waste water treatment plant and pay $2.5 million in penalties. the company said, "we are pleased to resolve these issues with an agreement that is aligned with our company's commitment to operating in a safe and environmentally responsible manner." both the epa, the department of justice and the state attorney general's office will holding a press conference on permanente creek at 11 a.m. live in cupertino, kiet do, kpix 5. >>> new this morning, daredevil nick wallenda successfully completed a dangerous balancing act. he went over the grand canyon a year ago the 400-foot orlando eye observation wheel in florida. it opens next month. he finished the walk in a few minutes. wallenda rode to the top of the wheel and navigated up ladders before beginning his walk. good for him. >> mm-hm. >> he did something like that in chicago as well outside the sears tower in the wi

team is looking to tap into a new resource, underground drainage water, naturally occurring salts, seleniums make it unif it for human consumption. >> our goal is to take this water and turn it into a productive resource. >> >> desal nation removes salt and minerals from brackish water. it is often very energy jump tensive. here they've built a desal nation plant that works on solar energy. >> we can use the sun to reduce the amount of fuel or electricity. that's very, very important from an overall solution. >> the most prominent feature is this 377-foot long array of mirrors. >> we're using this large mirror to capture the heat. the sun light is right field here. >> mineral oil travels do you know central tube and heated by the sun to 248 degrees. the heat is then piped into evaporators and steam generated. fresh water is condensed from the steam and salt and other minerals removed in the process. >> what percentage of the water is purified? >> we can go to 93% water recovery. >> is 93% a typical amount of recovery? >> no, it's very high. that's what makes this process different from tradi

selenium supplements, associated with skin cancer. vitamin e elevated risk for prostate cancer.hould i throw my vitamins out? >> i don't think necessarily you need to throw the vitamins out. these are people that took excessive doses. melissa: what is excessive? >> more than recommended daily allowance. melissa: how much? you take one, take two that can be dangerous. were people taking 10? >> i think they were taking hundreds of times the usual recommended dose? melissa: why? >> we have become a society really thinks we need a quick fix for everything, rather than eat fruits and vegetables, exercise and diet we want to take pills to solve all of our problems. melissa: how many would you possibly take? taking a whole handful of these things you will think you will get a whole lot better? that's crazy. >> a lot of company companies that make the supplements are pushing them as cure all, be all. the fda doesn't regulate these things. you don't know actually what you're getting in these vitamins and minutes rales when you take them in the first place. melissa: do you think this diss

selenium given to people with skin cancer can increase some skin cancers. vitamin e can increase prostate cancer. folic acid given to the elderly can increase colon cancer. >> we reached out to the trade groups representing these vitamin supplements. and they didn't respond to us. are there any groups of people that should take supplements? >> for the general public, the best way to get your vitamins and minerals is through a balanced diet. if you're a woman and thinking of getting pregnant or are pregnant, you need a multivitamin with folate. if you have a medical condition where you can't absorb all your knew treenutrient nutrients, you'll need something. if you're on a special diet, like someone who is vegan, you need vitamin b 12. >> you'll answer a lot of questions on twitter. >> i think there will be a lot. >>> let's go to amy. more on the tragedy in the mediterranean. >> the captain of the boat that sank killing an estimated 900 ref rue -- refugees between libya and italy has been charged. they say he crashed his boat into a cargo ship that had come