at travis. lawrence livermore lab is joining teams around the world in trying to figure out what makes the coronavirus tick. they're using one of the world's most powerful super computers to figure out the proteins that make up this virus and they they can be attacked and neutralized. >> the virus is not very well understood yet. >> it's what you can't see that can hurt you. that's why scientists have put long hours into creating this 3d image of the proteins at the core of the coronavirus. >> the structure of the key protein that we want to target is not known. >> reporter: scientists are taking their best guess using the dna makeup of a close cousin of the coronavirus, the sars virus that killed nearly 800 people in the early 2000s. >> from that structure we can begin to design a therapeutic anti-body. >> reporter: since the two viruses are not identical, the lab's own super computer sierra, rated as the second most lawrence livermore d. scientists used to come up with their model does more calculations in one second than you could do in 31 billion years. and it's still not powerful enough to predict how the virus could change over time and it will. >> even with the biggest super computers in the world, we can't evaluate all possible designs. >> the question is what do you want to look at, what are the possibilities. >> reporter: the model is not detailed enough to answer those questions yet, but it is to start. nurses in a south bay school district are working with parents to monitor students. >> reporter: when students across san jose go to see the nurse, they're being monitored closely to be sure it's not just seasonal flu or a cold. cole's temperature is normal but the nurse follows up. >> have you had any vomiting? >> no. >> how about some diarrhea? >> reporter: health offenses are fully equipped to monitor 30,000 students. south bay colleges and schools have been sendi ing out alerts since the first case was announced last friday. one of the most important steps the school district is taking is asking parents to provide feedback about their children's symptoms. >> we want to know are we seeing an unusual number of kids with fever, an unusual number of kids with respiratory. that really helps us track this and respond. >> reporter: individuvigilance lesson learned since swine flu swept in 2009 and 2010 killing more than 12,000. fear and suspicion of others can surface on crowded campuses. people need to be aware of irrational behavior. >> so people can be afraid maybe that any person coughing or sneezing could be contagious. we know the vast majority of people out there coughing or sneezes once are perfectly healthy, not sick all. >> reporter: in cole's case the larry bealpokeith e. reprvehe o unified school district about what it's doing to protect its community from illness and discrimination. >> saying very clearly we are here for each other. if you're ill we're going to take care of you but do not discriminate, do not bully. it doesn't help the situation. >> as news breaks about the spread of coronavirus we send out the latest with the abc 7 news app. you can customize the app with the on ttopics and places you w. a star of hollywood's golden era kirk douglas was one of the most recognizable faces on the big screen in the post world war ii era. >> his family announcing he died today at the age of 103. he made a decades long career out of playing tough guys starting in 1946. >> he would go onto star in many films. he was nominated for three oscars and later received an honorary oscar. >> his son actor michael douglas saying a standard for all of us to aspire to. dad, i love you so much and i am so proud to be your son. protests across the country and in the bay area following president trump's impeachment trial which ended in acquittal today. sky 7 is live in oakland. you can see a group of people out there, the trump chicken is there. people have lots of signs. local protests are happening in san francisco, walnut creek and san jose as well as more than 100 cities nationwide. >> it is, therefore, ordered and adjudged that the said donald j. trump be and is hereby acquitted of the charges in said articles. >> the senate cleared the cha rges for oth obstruction of congress and abuse of power. the president says he will be making a public statement from the white house tomorrow. today we wanted to know what people in the bay area thought. >> reporter: history was made today as the republican controlled senate voted to acquit president trump on both articles of impeachment. in san francisco nobody was surprised. >> he's going to be acquitted. >> he's not going to get convicted. >> reporter: but that's about as far as it gets when it comes to finding common ground. just one republican, mitt romney, broke ranks and voted guilt on one charge. >> the impeachment process has severely damaged the integrity of all three branches of government. it's made americans lose faith in our political process. >> reporter: the vote came just hours after president trump's state of the union where the rifts between the parties were on full display. the president refused to shake nancy pelosi's hand and pelosi later tore up his speech. >> wonderful. pelosi is great. >> it was childish. he was a petulant child to losing this impeachment business and is behaving as such. >> reporter: john dennis is the chairman of the san francisco republican party who is running for pelosi's congressional seat. he believes the impeachment will only add momentum for the president's reelection. >> the democrats made a really big mistake with this impeachment business and now they're showing an ineptitude iowa. >> reporter: democrats also feel energi energized. >> i'd vote for anybod okay, that will get him out of there. that's how i feel. abc 7 news anchor kristen sze asked nancy pelosi's daughter christine about the decision to tear up the president's speech. turns out there's a family story. >> when i was in college i went to my grandparents' home and there was a guest there who was disrespecting my grandfather. at one point my grandmother got up and cleared the guest's plate and went to the kitchen. we heard a crashing snd and she went back and sat down. she never said anything. she just did it. i thought that's the italian grandma move. we are less than a week away to the new hampshire primary. the latest data with 86% of precincts reporting has pete buttigieg leading. senator bernie sanders is a close second followed by senator warren, joe biden and then senator amy klobuchar. mayor pete is pleased. >> this is probably the best moment in the campaign in terms of what we've been able to achieve since we got in. it would have been of course good to have that officially verified and confirmed on the same day. >> the next democratic presidential debate is right here on abc. seven candidates have qualified, joe biden, bernie sanders, elizabeth warren, pete buttigieg, amy klobuchar, andrew yang and tom steyer. the debate will take place this friday on abc 7 starting at 5:00 p.m. our abc series chasing california focuses on bernie sanders, michael bloomberg and andrew yang. you can find all of the episodes online on the abc 7 news app, youtube and amazon fire. a new episode about california's voters coming out tomorrow. we take a lot of pride living in the bay area. now we have new bragging rights. >> a local restaurant was just named the best mexican food in all of california. what does the rest of the state think? we have reaction from l.a. to fresno. hugs all around. california firefighters return after almost a month battling australian wildfires. a warmup is underway. yourbut as you get older,thing. it naturally begins to change, causing a lack of sharpness, or even trouble with recall. thankfully, the breakthrough in prevagen helps your brain and actually improves memory. the secret is an ingredient originally discovered... in jellyfish. in clinical trials, prevagen has been shown to improve short-term memory. prevagen. healthier brain. better life. to deal with the problem.icians but they wouldn't. so we took it to the voters and forced big tobacco to pay its share of healthcare costs. we fought oil companies for new clean air laws and closed a billion dollar corporate tax loophole to fund public schools. by going directly to the people we got results. that's not something you see a lot of from washington these days. i'm tom steyer and i approve this message. let's make change happen. california firefighters are back home from australia helping battle those big brush pfeifffi. they received a hero's welcome not once, but twice. >> reporter: it was a long way from home and a long time too. california based firefighters are back after close to a month in australia. >> it was long, it was good. first couple weeks were pretty busy, lot of fire behavior. then we got some rain and it helped us out. >> reporter: the firefighters found themselves in the middle of australia's devastating bush fires. >> big fires over there are due to the weather and all that stuff, the similarities here. >> it's very easy to assimilate with what they have going on over there. >> reporter: when they arrived in australia, some of these firefighters received a standing ovation in the airport. it's something they're not going to forget. >> we're there to do a job and everybody was very appreciative. >> reporter: appreciated there and here. >> i asked him to bring back a koala bear and chris hemsworth. >> reporter: did he come through? >> i'm trying to find out. i hope he's on the buggy somewhere. >> haven't unpacked the bags yet. >> reporter: no koalas, no chris hemsworth, just loved ones back home and safe. in westchester, john gregory abc 7 news. we are serious when it comes to mexican >> the tackeria was just named best mexican food in the state. >> we have a poll open at abc7news.com/vote. >> we'll keep voting. lauren martinez is off 24th street with the title winner tonight. >> reporter: the winner is right here in the mission. they've been here for decades. there's a line that reaches to the door for the dinner rush now. we talked to people and heard from people all around california that had a lot to say about their favorite mexican food restaurant. it's ranked the best mexican restaurant in california. >> it's a family business and the food is made with that passion. the super burrito is number one. you can't stop. >> reporter: not everyone agrees. >> i have not been there probably in 20 years and 20 years ago it kind of sucked so i imagine it's gotten a lot better if that's the accolades it's gotten. actions speak louder than words. she was a school teacher. my dad joined the navy and helped prosecute the nazis in nuremberg. their values are why i walked away from my business, took the giving pledge to give my money to good causes, and why i spent the last ten years fighting corporate insiders who put profits over people. i'm tom steyer, and i approve this message. because, right now, america needs more than words. we need action. while the middle-class continues to struggle. that's what happens when billionaires are able to control the political system. our campaign is funded by the working people of this country, and those are the people that i will represent. no more tax breaks for billionaires. we are going to guarantee health care to all people and create up to 20 million good paying jobs to save this planet. i'm bernie sanders and i approve this message because we need an economy that works for all of us, not just wealthy campaign contributors. let's get a check on our weather and find out if there's any rain coming. >> spencer christian is tracking whether we're getting any rain soon. >> there's no rain coming but there's more warm weather coming. here's live doppler 7. we have mainly clear skies at the moment although some clouds are likely to form at the coastline. notice the 24-hour temperature change. it is much warmer at this hour tonight than it was last night. 9 degree warmer in concord. this is the view from our rooftop camera looking out over the embarcadero under clear skies. oakland 61, redwood city 60, san jose 55, gilroy 63. 55 degrees in santa rosa and napa, petaluma 56, 57 a faelfiirnd adlivermore. one final live view from the sutro tower camera looking out over san francisco. it will be foggy in soim areas near the coast and bay overnight. overnight conditions, meainly clear inland. patchy fog in some of the inland valleys. more fog will develop along the coastline. overnight lows 30s and 40s in the inland valleys. sunny and mild today with high temperatures reaching or exceeding 60 degrees on the coast. low to mid 60s right around the seehore line. in 70 degrees at cloverdale and ukiah. high pressure has been the controlling factor in our weather for the last days. the next nine days the outlook calls for no rainfall although there may be some precipitation in other parts of the state and certainly other parts of the country as the southeast and the east will get hit pretty hard th a lot of rainfall. lingering early morning fog tomorrow, sunny and mild on friday. a bit cooler on saturday and much cooler on sunday with gusty wind. oscar sunday, by the way. milder on monday, breezy conditions then. increasing clouds by midweek. weather forecast for los angeles for oscar sunday is chance of showers with a high of 64 degrees. not necessarily going to be a complete washout. good thing they're holding the ceremony inside. >> thank you, spencer. >> wild scene here, a police chase and takedown right along the parade route for the super bowl champions, the kansas city chiefs. police say the driver blew through the barricaded fencing. they think he was intoxicated. no one was hurt. >> thousands of fans showed upf0 years since the team's last super bowl wind. temperatures were in the 20s. no one seemed to care, though. >> 20s are nothing for those folks. the 49ers returned to levi stadium today for a year end meeting and to clear out their lockers. >> the team is more hungry than ever. >> reporter: a young 49ers team with some unfinished business. >> some things i'd like to have back, but this whole year has been incredible. >> the quest for six continuing beyond today despite the sea of cardboard. >> keep telling yourself you've got to remember that feeling, just remember that moment. >> players spent the morning clearing out their lockers at levi after a roller coaster season. >> it was tough. it was an awful feeling. >> the 49ers faithful taking on an amazing ride. >> if you're a ball player it's always going to sting, but we always look at the tisipos.ve oe with our heads held high. >> this group unsure of what the future holds. >> i think the work ethic and the mindset, i think that speaks volumes and i think just our mindset going to the off season, we have every opportunity in the world to go back. >> reflecting on their success before going their separate ways. >> best year of my career, best team i've played on. but there's more to be done, more work to do. somebody's got to do it. >> hopeful for the chance to do it all once again. >> we got the pieces for it and guys have the right mindset for it. >> in santa clara, chris wynn. a week ago san francisco stopped private cars from driving along a downtown stretch of market street. >> so far seems to be working. what other bay area city is considering a similar change. plus, new search warrants served today in a college othroughout the country for the past twelve years, mr. michael bloomberg is here. vo: leadership in action. mayor bloomberg and president obama worked together in the fight for gun safety laws, to improve education, and to develop innovative ways to help teens gain the skills needed to find good jobs. obama: at a time when washington is divided in old ideological battles he shows us what can be achieved when we bring people together to seek pragmatic solutions. bloomberg: i'm mike bloomberg and i approve this message. to deal with the problem.icians but they wouldn't. so we took it to the voters and forced big tobacco to pay its share of healthcare costs. we fought oil companies for new clean air laws and closed a billion dollar corporate tax loophole to fund public schools. by going directly to the people we got results. that's not something you see a lot of from washington these days. i'm tom steyer and i approve this message. let's make change happen. after almost a quarter century, could new clues be uncovered to solve the case of a missing college student. >> kristin smart was a college student from stockton who vanished while attending cal poly. >> reporter: a murder investigation case that began over 23 years ago in obispo county. the victim, college student kristin smart. the person of interest, paul flores who moved to san pedro six years ago according to neighbors. this is one of four locations searched today by deputies and fbi agents. kristin smart's disappearance has been a mystery since 1996. flores was the last person seen with smart as they left a party on the cal poly campus. today a neighbor says she saw flores briefly detained by investigators. >> i seen him when he got in the car, when they handcuffed him and took him. >> reporter: flores was released hours later and went back inside his house. it was four years ago investigatored ca es called in equipment to dig near the campus where cadaver dogs when flores moved to san pedro, neighbors say they got a flyer. >> he was actually pretty nice. everybody stopped talking to him when they got the notice. >> reporter: neighbors say that flores lives alone, goes to work every day and has been friendly. tra >> if he's done something in the past, he might do it again. >> reporter: investigators tell us they are going over a lot of the physical evidence and retesting it with the latest dna technology. you're looking at thend result of a desperate and dangerous attempt to escape police in oakland. officers caught up with a man believed to be armed. the man used his car to try to ram his way out, smashing into several police vehicles before being arrested. a live look at more impeachment protests in the bay area. sky 7 is live over a crowd in san francisco near the c cab turnaround. protests are has beppening in t bay area as well as more than 100 cities nationwide. a graphic day in an alameda county courtroom during day one of the trial of the man accused of a deadly stabbing at a bart station. the jury watched surveillance video of the murder of nkne wilson. it showed a man stab wilson and her sister in the neck from behind. wilson's mother was in court and said she couldn't bear to watch the video. >> pure evil. >> earlier in the day the judge kicked cowell out of the courtroom because of outbursts. he is accused of killing wilson and wounding her sister in july 2018 at the bart station. last november a man named oliver tyrone williams was stabbed to death on board a bart train near the south hayward station while trying to stop someone stealing the shoes off a sleeping passenger. nearly a month into the job, the district attorney has already met strong opposition from the city's police union which feels he's far too lenient on criminals. >> what isrou y these very harsh criticisms. >> nothing could be further from the truth. we take officer safety unbelievably seriously. i will prosecute anyte c irinme. those statements were made in the context of a political election and they were made really with the purpose of distracting from the real issue here. >> the controversial case of ja, boudin's office says they are waiting for the investigation to conclude. abc 7 news is committed to building a better bay area. today san francisco's mayor announced a new ballot measure aimed at paving the way for more affordable housing. mayor london breed says the affordable hom