. now at noon, a police officer shot and killed on the job in sacramento. and today, we're learning she was in contra costa county. good afternoon. i'm michelle griego. >> i'm emily turner in for kenny choi. tara o'sullivan was from pleasant him. >> through the safety screen door on the side. >> multiple shots fired. multiple shots fired.

>> reporter: police audio captures the sound of gun shots ringing out during a eight-hour stand off with a man on thursday afternoon. >> officer down. officer down. >> reporter: tara o'sullivan was killed while responding to a domestic violence call at the home. >> we are devastated tonight. there are no words to convey the deping of sadness we feel or how heart broken we are for our family of our young, brave officer. >> reporter: she had been on the job for less than six months. she was working with a training officer. police say she was helping a woman collect her belongings to leave the home when she was shot. >> i cannot believe a rescue can be accomplished yet until we lock down where she's at. >> reporter: it took place nearly an hour before they could get to officer o'sullivan because the gunman continued shooting. >> we have the officer out. >> enroute to uc davis. >> reporter: the young officer

died hours later. investigators say the gunman remained holed up in the home, randomly firing shots before he surrendered. >> a whies hearse carrying officer o'sullivan left uc davis medical center around 12:30 this morning. hundreds of law enforcement and first responders trailing behind it, paying their respects. >> reporter: i'm jackie ward at college park high school where the officer attended. she granted from here in 2011. law enforcement agencies across the bay area expressed condolences for the young officer this morning. the police officer's association posted that the 26-year-old served as a police explorer before leaving to attend college and beginning her career with the police department. tara o'sullivan will be

remembered as a vibrant servant who rose through the ranks and served the community with purpose. she was taken from us too soon and she will be missed. after granting from college park, she went to college at sacramento state. the school's president said i am devastated this junction promising life was lost to such violence. our hearts go out. she will be remembered for intelligence, commitment to public service and bravery. and the concord police department said, rest in peace, sister. you are a hero. the flag here at college park is flying at half staff. so are the flags for the police departments. and governor newsome released a statement saying the officer represented the best of what we hope to be as human beings and her selfless service to the community and readyness

to help those in need. sacramento state is holding a news conference at 12:30. we'll stream that live on kpix.com. more on the kpix news at 5:00. and a man surrendered after a standoff. the suspect barricaded himself in the room armed with a knife after he was accused of vandalizing his roommate's car last night. he was taken into custody this morning. and vta bus and light rail operators are a step closer to a strike after workers rejected the agency's final contract offer. if the strike happens, they would need to give 72 hours notice. if this happens, the light rail operations would be halted and bus service would be limited. and here's a live look from the white white. president trump and the canadian prime minister have been meeting

to talk trade. president trump hopes to pass the trade agreement reached with canada and mexico. he refused to rule out further tariffs on canada and mexico. he was asked by the reporters if he would discuss the canadian detainees next week. he responded saying he would do so upon request. and tensions continue to escalate between the united states and reason after a u.s. drone was shot down early this morning. nicole kill i don't know worts from washington. >> reporter: iran said they shot down the drone like this one after it violated iranian air space. military officials say the unmanned plane was in international air space. during an oval office meeting with canadian prime minister, president trump put iran on notice. >> iran made a big mistake. this drone was in international waters, clearly.

>> reporter: president trump says there's documented evidence of the attack, but he didn't tip his hand about how the u.s. will respond. >> it was a very foolish move. that i can tell you. . >> reporter: tension is escalating. last week, the u.s. blamed iran for attacks on two oil tankers. the pentagon claims this video showed a iranian patrol boat and member of the rev lugs their guard. >> this the tack is an attempt to disrupt tour ability to monitor the area following recent threats to shipping and the free flow of commerce. >> reporter: there is concern miscalculation could push the countries into an open conflict. president trump has been criticized by members of the international community and 2020 democratic challengers for pulling out of the the nuclear

deal with iran. >> however we go forward, we have to recognize that working together with our allies is very, very important. . >> reporter: the u.s. has deployed an aircraft carrier and about 1,000 additional troops to the region. cbs news, washington. and cbs news learned that congressional leaders were invited to the white house for a briefing on iran this afternoon. a closed door session for held with intelligence officials earlier today on capitol hill. and joe biden is under fire after recommend nising about working with segregationist senators in the 1970s. he said at a fund raiser, despite agreements we got things done. >> the point i'm making is you don't have to agree. you don't have to like the people in terms of their views. but you just simply make the case and you beat them. >> the commentings touched

nerves with his rivals in the race. cory booker called for angie apology and others piled on. >> the senators he's sfeeking of are individuals that built a reputation on segregation. >> to be singing the praises of people who were vicious segregationists. >> across the aisle, lindsey graham came to biden's defense. >> and what he did back then and what he will do in the future is try to find common ground with people he disagrees with. if that can't be done, america's best days are behind us. >> the debate will continue and we'll follow biden to south carolina this weekend as democratic hopefuls descend on the state. and protests today in philadelphia in the wake of a police scandal. more than 300 officers are accused of spreading racist,

sexist and viontnt on social media. 72 officers are now off the street. >> it really makes me sick. because we are in a position to know better. >> this is a turning point. because they felt the license to engage in hate in a public way. >> the watchdog group reviewed facebook posts of 3500 of current and former officers across the country. still ahead, a new cancer care hub opening here in the way bay area. an inside look. and nancy pelosi makes good on her nba finals bet. and we are watching the skies clear. here's a live look with the oakland airport camera. clear skies out there at the moment. we'll let you know what to expect for the re of the week and the weekend with a warm-up on the way. details in a few minutes.

. new at noon, a bay area hospital is revolutionizing cancer care. a new building the opening up in san francisco next week. today, we're getting the first look. ucsf added the precision cancer medicine building. the center brings leaders in almost every form of cancer, discovery and area in the same building. patients will be provided with the most advanced and personalized treatment in sun lit rooms that over look the city. >> we can't do this in

isolation. we need to have a whole team of experts coming together and rallying around a tumor aca tum. the precision medicine building accomplishes that. >> the center officially opens to patients next monday. and stocks for san francisco-based slack surged after the trading debut today ay set the pricet $26 a share. and right now, it's above $40. the company is now worth more than $20 billion. it went public through a direct listing, meaning existing employee and investor shares can be sold publicly. but the company won't issue new stock. and grocery outlet launched its ipo at $22. and right now, it's up to nearly $30. it's listed on the nasdaq. and now a live look at the

big board. it's been a big week for the stock market. 209 now. 2s. well, it's been a big week since the end of the nba playoffs. today, a warriors fan made good on a bet. she gave the canadian prime minister california delicacies. he won the bet and still gave nancy pelosi's several bars of peace by chocolate and raptors merchandise. >>. >> she got off easily. mary, kenny, and i had to dance at fisherman's wharf. boy. we love our w's. and we wish the raptors, you know, they did a good job on the last game and the whole finals. here we go. the sales force tower camera. you can see the clear skies. this is looking south.

the temperatures in the 60s and the 70s right now. let's track the winds. we are looking at breezy conditions, especially in san romon. 16 mile an hour winds. 12 in berkeley. and 12 in fairfield. and here's the satellite and radar view. the rinl of high pressure and the upper level low is bringing in the stronger ocean breeze for us. that will increase through the day and that means the temperatures slightly cooler compared to yesterday. you'll feel the difference inland. clear skies for this afternoon. for tomorrow, less cloud cover to start off the day with the sunshine in the afternoon. daytime highs will be a little bit warmer for friday and continue on the warming friend through the weekend. the sunset 8:34. the sunrise, 5:48 tomorrow morning. 80 degrees for a high in

concord. 71 in oakland. 67 in san francisco. and cool and breezy along the coast with the clouds a little bit longer along the coast there. and summer officially starts tomorrow at 8:54 a.m. and feeling warmer as we go through friday and into the weekend. you can see the warm-up there with temperatures by saturday into the low 90s inland. the warnlest day out of the week, or out of the next several days is on saturday. still warm on sunday. and then we cool down a little bit through the middle part of next week. seasonal daytime highs for this time of year. >> okay. i'll visit wine country on saturday. >> me too. >> really? >> yeah. >> wow. >> let's meet up. >> mary, you better get on this bus. >> i need to. still ahead, bringing light into poorer parts of the world. how a south bay man is using his engineering experience to help in a big way. if you have a consumer

problem or question, e-mail it consumerwatch @kpix.com. or call the hot line, 888-5-helps-u. we'll be right back.

. about 1 billion people in the world have no access to electricity according to international energy agency. >> a south bay man is changing that with an envengs he sketched on a napkin. this week's jefferson award winner. . >> reporter: when the sun goes down, young people without electricity in poor communities around the globe study by candle light. >> to give a few more hours of light, doug mcneal described how he and a fellow engineer invented a renewable lighting source with a battery, solar panel, charged circuit and l.e.d. strip. >> we can light a room to the equivalent on a 60 watt light bulb. >> reporter: sincehe group has given away 1,000 lighting systems for free,

benefitting 20,000 young people worldwide. most recently, in mexico, the philippines, and ethiopia. and doug's commitment has not dimmed. even though the cofounder died of cancer and doug himself now battles als that significantly weakened his muscles. he requires 24-hour care and communicated with a optical scener. it reads eye movement to type out words for the computer to speak. >> the greatest joy i receive is empowering youth to change the world with simple technology. . >> reporter: with the support of the rotary and methodist church, thousands of students learn science and technology as they volunteer to assemble the lights for shipment. >> i would like to be able to solve whatever problem comes my way. >> reporter: other students go on the group's t ins the lignd e enderseedn coe building

ouave this knwee nge sne's life. >> reporter: withhe support end family, doug modeled perseverance in the face of adversity, inspiring the cfo. >> it hasn't stopped him at all. at all. and there's many times where i'll wake up in the morning and have an e-mail that he did at 2:00 in the morning. >> reporter: for his commitment to bringing lighting for literacy, this week's jefferson award in the bay area goes to doug mcneal. . >> such a wonderful story. president obama recognized lighting for literacy as a champion of change in 2013. >> and they're raising money for als. they raised $35,000 last year and they are walking on october 5th. nominate your own local hire hero for a jefferson award at kpix.com/hero. we'll be right back.

. today's tip of the day with the bing cherries. the weather caused damage to some to have cherry orchards because of the heavy rain in central california during the time to pick the cherries. prices will be a little bit high. but when the washington cherries start, prices may come down a little bit depending on the

weather. let's make sure they're wonderful. when you buy them, make sure they are nice and red. the redder the better. a dark, dark red, almost a black. you want the stem attached. that's very important. and in the refrigerator right away. and not too long. three or four days at the most. bing cherries, this is the true taste of summer. and then they go bye bye and they're gone. always remember to eat fresh and stay healthy. a much anticipated pedestrian bridge in east palo alto marred by robberies a month after opening. the changes to keep people safe. that and much more at 5:00. and how is this for a smart house? a team of virginia tech faculty and students created a house of the future. it's a solar powered 900 kwar square foot one bedroom home. you could add or remove brooms

as your family grows or shrinks. >> there's walls that move. there's vanity pods, cabinet ri, toilets, they go up and down to adjust to toddlers, tall people, et cetera. >> it's like building a house with legos. >> the future house is show cased in virginia through august. it's not clear how much it's expected to cost. it's all white. you could never have a toddler with crayons there. . that's true. but you could rearrange the rooms. mad at your husband? he's locked out. >> bye.

>> emma: hope and liam's daughter is alive?! >> zoe: no. no, of course not. he didn't mean to say that. right, xander? tell her you didn't mean it. >> xander: it's too late. >> zoe: no. we were talking about hope, and how we wish that beth were still alive -- >> emma: that's not what you said. you said something about a stolen baby. >> zoe: tell her she's wrong. >> xander: it's over, zoe. she heard us. >> emma: oh, my god. it's true. beth is alive! >> liam: nice job, mama. >> steffy: mm. >> liam: babies are bathed... >> steffy: oh, thank you. >> liam:an