We have competed in. Reporter despite the senators senator being hundreds of delegates behind her, he is willing to battle to be better end. You know what . We got an excellent chance to win. Reporter the Clinton Campaign is now clearly focused on the general election. If it were held today, a new poll says she would be donald trump by some 13 points. There was another poll yesterday that showed trump leading hillary by two points. At this point, its a long way until november and its still too soon to tell. With trump the only gop candidate left, it looks like californias primary want be as relevant as people thought. Reporter unfortunately, it hasnt been relevant for some 52 years. It doesnt look like it will matter that much this year but for the democrats is all important. Bernie sanders says he is going to take this and seek the nomination on the convention floor. The u. S. Justice department is putting North Carolina on notice for its lgbt laws. The government says the wall violates civil rights protections and cannot be enforced. Walmart requires transgender people to use the public bathrooms that confirmed to their gender at birth. The Justice Department says North Carolina could lose hundreds of millions of dollars in federal funding including money for schools. The North Carolina governor hasnt responded but he has defended the law in the past. A Surprising New bay area connection in the days of prince. In the days before he died, an addiction specialist was called for help. That doctors son is at the center of a Death Investigation in minnesota. Tara moriarty was in mill valley today where people were stunned to hear the news. Reporter not much newsworthy happens in this sleepy town. But today, the equator coffee shop was buzzing. I have been here since the 60s and i have never seen this many media trucks. Reporter the chatter is about the man whose practice is around the corner, doctor cornfield, a wellknown opiate addiction specialist. Kornfeld couldnt meet with prince on april 21, so he sent his son with plans to follow later. He is highly regarded. I have known him for over a decade. I appreciate his thoughtful, astute Academic Work and advocacy for addiction and chronic pain. Reporter the doctors attorney confirmed that his son, andrew brought Pain Management pills to princes home and was going to have a local doctor administer them but it was too late. No drugs were ever administered. Reporter but could andrew be charged with bringing medication across state lines . Its my belief that the Good Samaritan 911 law providing immunity for people who make a 911 emergency call are to receive immunity. Reporter the plan was to stabilize prince and bring him here for treatment. People here hope the death shines a light on the abuse of painkillers. The fact that now a major celebrity again dropped dead because of this issue, its maybe good. Reporter in recent weeks, reports surfaced that prince had painkillers in his possession but we wont know if they played a role in his death until toxicology reports are in. A hazmat incident in san jose sent seven people to the hospital for Chemical Exposure treatment after someone knocked a jar out of a cabinet and it broke. It all happened at the Indian Health center of Santa Clara Valley shortly before 10 00 this morning. Hazmat teams and the Fire Department responded to a report of a chemical leak. Five adults and two children were decontaminated and taken to the hospital. Three other people said they felt some efax, and seven more felt better after getting some air outside. The Fire Department described what it was like. A small amount was apparently spilled and there was some contact with people inside. That created an odor that people were complaining of smelling inside the clinic. General nausea, headaches. The ceo of the Indian Health centers that about an else of the chemical spilled into a drawer of respiratory masks and no one noticed. Later, when a member pulled out one of the masks, people were exposed to the chemical. New details about a los altos man accused of molesting a young boy years ago as Maureen Naylor reports, the suspect is also a volunteer for a Youth Program at a church. Investigators worry there may be more victims. Reporter in a quiet neighborhood, a childrens sandbox sits outside the home of the Santa Clara CountySheriffs Office served a search warrant last week after a Santa Clara County man in his 20s came forward to say he was sexually abused hear from 1993 until 2000. Our victim says he was sexually assaulted between ages five and 12. After we contacted our suspect, the suspect admitted he likes young boys. He finds them sexy and attractive. Reporter Officials Say they found printed photos of child pornography inside his home and arrested Gregory Helfrich who now faces 30 different counts of Sexual Assault charges. The 54yearold was arraigned this morning in palo alto where he pleaded not guilty. Wouldnt expect our neighbors that way. Reporter a shocked couple recognized him as their neighbor of 20 years and described him as strange. He never talked to any of the neighbors. If a bunch of us were hanging out by the mailbox, he would stay in his car until we left. So yes, he was a little bit odd. Reporter the da says since 2012, he has volunteered at the Abundant Life Christian Fellowship Church for a program called safari kids involve the involving second through fifth graders. No one has come forward from the church. The only victim at this point is through a family connection. We are concerned there are other victims out there. He currently volunteers at a church in the Santa Clara County. We dont know if he has access to young boys there alone with him. Reporter Audrey Helfrich remains booked at the elmwood correctional facility. He is scheduled for court in june. In hayward, police are looking for a man who robbed a credit union this week they hope someone recognizes the man seen here. Investigators say he walked into the bay City Credit Union around 1 30 pm monday and demanded mondays money from a teller. He ran from the bank after getting the cash. He is described as a white man in late 30s or early 40s, about 6 feet tall with a thin build and a short, military style haircut. Jury deliberations began in a murder case that claimed the life of an eightyearold girl in oakland. Alicia kerrigan was shot and killed three years ago when she opened a door at an apartment where she was spending the night. The defense attorney for the accused gunman, darnell williams, said quote there are no fingerprints, no dna, no guns, and no eyewitnesses to tie williams to the shooting. Prosecutors say williams was seeking revenge for the killing of a friend. A renewed effort to fight graffiti in San Francisco is the Public Works Department held a News Conference to discuss ways to clean up and prevent tagging. Cristina rendon has more on what happened today. Reporter frank, the mayor declared today antigraffiti and vandalism day. People gathered to talk about ways to get rid of tagging from the streets. This was called the 2016 graffiti huddle and it just wrapped up about an hour ago in the Financial District Health and. There was a focus on three things educating the public, abating the problem, and executing taggers. Vendors were on hand to show different products for graffiti removal but more importantly, they talked about what is being done to fight the blight. The citys graffiti watch program has been making improvements. Its made up of volunteers including students from the academy of art university. Every other week, they hit downtown San Francisco cleaning up vandalism within a 16 block radius. Our goal is to touch more people, get more people involved, make it the norm to go out there and have the city look clean. Reporter San Francisco public works is working with the Police Department to catch and prosecute attackers. This is an at prosecute the taggers. This is an expensive problem and costs around 20 million to clean up the damages every year. Coming up, president obama visits flint michigan to discuss the water crisis. What he says about the safety of the water now. Its called the icon a 5. It is postured to be the everymans plane. President obama was in flint michigan sipping tapwater as he talked about the water crisis. Lead from old pipes started leaking into the water supply in 2014. Today, the president participated in a roundtable discussion. He talked about the importance of replacing all the old pipes in the system but set as long as residents use a filter, the water is safe to drink. I will not rest and im going to make sure that the leaders at every level of government dont rest until every drop of water that flows to your homes is safe to drink and cook with and safe to bathe in. The president asked congress for more emergency funding today to help address the problem. The package would include 100 million to fix old pipes and 50 million for healthcare needs. The president also met with residents and urged them to have their children tested for possible exposure to lead. The estimated cost of repairs from a massive gas leak outside la has doubled. It will cost 665 million. The gas Company Previously estimated a 300 million price tag. The new price does not include potential costs from devlin dozens of lawsuits and regulatory fines. Icon aviation may be to personal airplanes what tesla is to cars. Tom vacar went to the west shoreline, where he wrote in this new kind of aircraft. Reporter thats yours truly, without a pilot license. The a five is made in vacaville where 2000 people have already made deposits to own one. Icon says the first customers will start getting their planes in a matter of a few weeks. Former pilot hawkins has come up with a concept that would bring many new people to the fly low and slow and safe recreational sports aviation business. It allows the user to actually be human. You make a mistake and the aircraft is very forgiving and much safer from a flying standpoint. By making airplanes that are easy, safe, fun, versatile, nonetheless, the plane comes with a hail mary rescue parachute just in case. Chances are, it would never come to that because the design accounts for the most common pilot error. That is stalling out into a tailspin. Its the first conventional production aircraft ever to meet the faa standard for what is called spin resistance. Reporter the idea for this ultralight composite aircraft that runs on premium car gasoline came from Stanford University entrepreneurs who see the value of manufacturing right here in the bay area. Access to talent, the procession the ecosystem of startups, technology. Reporter when you consider the number of people who have already spent 1 million for an rv to run the country or a quarter Million Dollars for an exotic car, at a quarter of 1 million, this is not that expensive. Our longterm goal is to bring that down. And offer compelling products that are extremely safe and accessible. Reporter but even at this price, a group of people could share the cost as many do with vacation homes now. The plane is limited to daytime flying under 10,000 feet under 140 miles per hour. Those are conditions conducive to safer flying. The easy to earn the pilots license can be obtained with 20 hours of flight time. To the weather as we look at the conditions along the oakland estuary. We loved nights like this. Lets go to bill in the weather center. Its looking a belgrade. It is. It looked great yesterday gray yesterday and gray today. That low is sitting offshore. That will stick around and deliver thunderstorms from up north. Up around lake tahoe, you can see lightning strikes. Around lake tahoe, lightning strikes. Here is truckee. Highway 80. Unsettled weather will linger as we roll into the next couple days as it sits offshore. Mostly cloudy as we head into your bay area thursday. Thats tomorrow. During the afternoon, a few light, scattered sprinkles running around. Thats the deal. Table here and here. Nothing here. Bachchan noontime. Your afternoon, same deal. Widely scattered showers. Basically, temperatures stay in the mid and upper 60s. Still to come a new way of getting to london from the south bay. The new International Service starting tonight. And the warriors are in a good spot after last nights big come from behind playoff win. Mark tells us about an on sunday hero who made a big contribution. A major change in the states smoking laws. The move aimed at reducing teenage smoking. Hey i think the internet just went down. Huh, why dont you give it a sec, itll come back. Something just happened in the world and we have no idea what it was. Get high Speed Internet from at t with 99. 9 reliability for just 30 a month. Keep calm, your internets on. There is late word from sacramento. California governor jerry brown has signed legislation raising the age to purchase smoking tobacco in california. 18year olds will no longer be allowed to light up. The bill increases the age to purchase tobacco from 18 to 21 and restricts tobacco use like smoking, dipping, chewing or vaping for anyone under 21. Another bill signed by the governor restricts the use of Electronic Cigarettes into public places. Both was take effect june 9. The Tobacco Industry is threatening to ask voters to overturn these laws. Just as the Police Commission meeting is getting under way, protesters are living up to their word to make their voices heard. Here is new video of a group of about 25 people inside the meeting chanting fire chief greg suhr. This comes after a day of people on a hunger strike. The frisco 5 were joined by hundreds of supporters at city hall. The group says it wants greg suhr fired in wake of a number of deadly shootings. Just a short time ago, the chief reacted to news that one of the men, a 39yearold rapper had been admitted to the hospital. However long they want to exercise their First Amendment rights, we will do whatever we can to facilitate that until it becomes dangerous. At that point, we will work with dph and medical personnel to make sure everybody is safe. Our crew at the Police Commission meeting says it has been suspended for the moment because of the protests. One day after word a u. S. Navy seal was killed in iraq, u. S. Allies vowed to ramp up their contributions to fight isis but secretary ash carter met with an International Coalition in germany today. Despite the progress made against isis since the last meeting, carter says the war is far from over. He identified the servicemember who was killed yesterday as 31 yearold Charlie Keating iv of arizona. He was part of a team of u. S. Military advisers outside muscle when they were ambushed by isis fighters. That point was brought into stark relief by yesterdays attack on forces in might in northern iraq. U. S. Troops in iraq are officially there to advise and assist but secretary carter is calling the loss a combat death. Keating is the third u. S. Combat deaths in iraq since american servicemembers returned to the country two years ago. He was the son of the Baker Charles keating son of the he was the grandson of charles keating, a figure in the thanking controversy. The takata airbag recall is now the largest auto recall in u. S. History. See how many more cars are now involved. This little girl is waiting for a heart transplant. We look at the device doctors at stanford are using to keep her alive. Before earning enough cash back from bank of america to buy a new gym bag. Before earning 1 cash back everywhere, every time and 2 back at the grocery store. Even before he got 3 back on gas. Kenny used his bankamericard cash rewards credit card to join the wednesday night league. Because he loves to play hoops. Not jump through them. Thats the excitement of rewarding connections. Apply online or at a bank of america near you. A Major Development in the push to legalize Recreational Marijuana in california. Backers of a state Health Measure say they have now collected more than 600,000 signatures. Thats more than enough to put it to a vote this november. The Lieutenant Governor supports the measure. He says the adult use of marijuana act would generate billions of dollars for the state economy. We estimate 12 billion wholesale cannabis being produced in just three counties of california. This is a game changer. Opponents are already organizing against the measure including a Group Called Citizens against legalizing marijuana. They call it a dangerous drug. That group helped defeat a similar measure in california in 2010. The ballot isherwood make it legal for anyone over 21 to transport, use and grow marijuana. That Ballot Initiative is being pushed by gavin newsom. It would establish a set of rules to regula