the news at 4:00 starts right now. i'm going to take you live to tokyo in just a minute. masks are required, get ready to mask up again. they will require masks at in door public places starting tomorrow, regardless of your vaccination status. we are live in san jose, santa

clara county, you will be needing the mask. >> reporter: absolutely the mask mandate goes in to affect at midnight. they say it was triggered by a surge in covid casesed t linked to the delta vary alienate. -- delta variant. >> my dad works for a grocery store, so i know that he can be protected if everyone is wearing a mask. >> hd health officers, announced a new requirement, hyper contagious delta variant cases. >> it will find a way to get you and so, it's really important to

wear that mask. it is unfortunate that we have to do this at this point in the pandemic. none of us wanted to be here. but the virus has changed. >> reporter: the health officers say there's no evidence that delta can be spread by even the fully vaccinated. so restaurants where you can only take the mask off when you are eating and drinking is another enforcement challenge. >> people may not always like it, but we have an obligation to you know, follow the cdc guidelines and recommendations. >> reporter: doctors say masks are important, vaccines are the best protection. adding nearly all covid recent hospitalizations are unvaccinated patients. businesses are required to enforce the mask mandate.

the county said that it's possible that person could face a fine. reporting live in san jose. nbc bay area news. >> we asked our infectious disease specialist about the mask mandate and he will make a difference in the surge. >> the moment we changed our attitude about delta, is because of the recognition that people who who are vaccinated have the viral load in their noses. so what i predict is that our positivity rate will go down and the mask mandate will hit the pause but on on. >> they suggest thinking of the vaccine as your umbrella, which will protect you against rain. but the delta variant is a strong storm. >> when it come ones to mask rules, who is going to be

enforcing it? businesses will be in ch for employees and customers. they fear the new rule is going to scare away the customers that they just got back in. >> we are talking about a wide range. big businesses, and let's not forget the hundreds of millions of dollars on the line for san francisco when it comes to tourism. now, the most part, the businesses and people we spoke to today say they understand and are in favor of the new man date which says people who are inside in public places must mask up. but some businesses tell us they have had trouble in the past with customers who don't want to wear a mask. they say they are worried this is a step backwards and will lead to more antagonismsterday, people like, not really comfortable with wearing the

mask again. and you know what i mean? so, yeah, we have to pitch in and put our part in to hopefully find the solution, right? >> we have with questions for you, so it's hard to predict at this point how long the mask mandate will last especially since we are going in to winter and the health officials said it would be more contagious when we get to winter like before. >> right, and timing is something that we have not been all that accurate with from the beginning of this. so it's a good point, jessica. and today, the health officials took pains to say, it's not about timing. the metrics are different now and what they want to see before anything else is a drop in the sudden rise in hospitalizations. >> okay. thank you very much, scott. well, keiser permanente is the latest to announce a vaccination mandate. ysicians have until september

30th to get vaccinated. download the app and get up on the headlines and the changing covid-19 guidelines. a lot of news coming out of tokyo. team usa is staking a claim on the podium in the final week of the olympic games. simone biles is back and will compete in one last competition in tokyo. here is liz in tokyo. >> reporter: simone biles will be back in action. biles is feeling better. and plans to compete.

>> oh, my gosh! >> reporter: redemption after a stumble, and eighth place finish sunday, carri wowed on the floor to take gold. >> i feel this is all i dreamed of. >> in the baseball quarterfinal, the u.s. fell to host country japan in the bottom of the 10th. but still has a shot at a medal. another loss in soccer. u.s. women'ses national team heads to the bronze medal game. >> not the color we want, it's still a medal on the line, and it's a huge thing. >> reporter: the u.s. stacking up the hardware in other sports. a silver in wrestling for repeats a win in weight lift willing. and fast finish for carey harrison in the 100 meter hurdle.

>> feels aamazing, the hard work i put in, to bring back a silver, i could not be happier. >> reporter: athletes working a lifetime for the moment of glory. and the u.s. women's water polo team going tore that moment of glory. a lot of team members from the bay area have a connection. including the team captain and she set a record as the highest olympic scorer ever. and we have gear to show you. check out the ka. you will see them wearing this. it's for ear protection. very physical game. they pull on each other. and so they can see where their teammates are in the water. the u.s. women's water poe toe team is going tore a third gold at the olympics. live in tokyo, back to you. >> here is what else to look for. volleyball tournament. that is 5:00 right here, and an

elimination game for usa, draymond green and the men's basketball take on spain on peacock. and if you want to watch team usa water polo take on team canada, it's 10:00 on the usa network. we have so is many local athletes in tokyo it's heart to keep up. >> a wild fire continues to burn on the bradford island, many on the island defied the evacuation order to protect the property. no fire service on the island, you can only get there by boat or ferry and some property owners did it in a hurry. >> i have ten acres of land, a boat house and a cabin. >> the island is a couple

hundred acres. it lies below sea level. it is protected by leveeses and drainage canals and turning off pumps could flood the island and that could douse the fire. firefighters made quick work on a fire in east bay. you can see crews got to work knocking down the fire. three of the stores have smoke and water damage, they are investigating what caused the fire. >> we are also tracking fires to the north. have a look at the smoke forecast, we can get haze moving, i will have it in eight minutes. >> and they started school and they have a dozen covid cases among the students. contra costa county school district, looking to ease fears as other districts around the bay area get ready to welcome

students. >> we have a hotel guest double billed and the front desk putting out do not disturb sign. nbc bay area responds, next.

schools across the bay area, closely watching the brentwood school, they went back in session last week and are already handling a dozen covid cases among students and staff. the superintendent is following

protocol, and said they anticipate a certain number of cases. 17 students and one staff member are testing positive. 45 students are showing symptoms but not testing positive yet. they hope the numbers don't continue to go up. >> i think that's the hardest part for adults we know their missing out. we know they need that, but we are scared for their health. >> the superintendent said they have no plan to halt inperson learning. the school district said there's no evidence that any of the cases were contracted on school property. >> the outbreak in brentwood schools is raising flags for other districts for parents to reopen in the next few weeks. the south bay's largest district is holding new teacher orientation sessions with classes starting in two weeks. we are told how teachers and staff are preparing and how the district is reacting to the

surge in cases this close to the first day of school. >> reporter: today it's full speed ahead for the san jose unified as all inperson instruction is available, but those that want to stay at home does not seem to be worried by a cluster of new cases else wrmpt a couple of weeks away for if the tirs day of school. the san jose unified school district had some teachers in class. it was new teacher orientation day in office and online. the president of the 1500 member san jose teacher's association said that new outbreaks like the one in brentwood have not dimmed enthusiasm. >> they are excited to be back with students and excited to be back with something that feels closer to normal. >> reporter: they say the public health department will guide teachers and the district if and when outbreaks happen here. >> we have multiple cases particularly among unvaccinated

students in the lower grade levels that may make it necessary to have individual classrooms quarantining and that will be handled on a case by case basis. >> the superintendent is confident about their protocols. >> case numbers vary. and so, we are constantly monitoring our context. >> in addition to the protocols. 90% of the teachers have been account vaccinated and those that choose not to will wear masks and get tested twice a week. in san jose, robert honda, nbc bay area news. >> nbc bay area responds to a south bay viewer who's hotel bill was double what he

expected. >> he took it to our team and -- >> here is what happened. he prepaid $127 for a stay nor the oregon border. the hotel took the credit card for possible incidentals and they confirmed he was prepaid and was all set. once he was back at home, the quality inn has charged his card an extra $109 asked for expedia and the hotel to reverse it. he contacted us. the hotel rep said they had a server problem that day. and expedia took action. they refunded him and gave him a

voucher for his probing. it's our goal to support our travelers e regret that we didn deliver on that promise in this instance. jorge to say the least is pleased. >> and i am very the nbc response family. because otherwise, i don't know if i would have ever received my refund back. sglts our pleasure. now, he said that the hotel did not give him a receipt when he checked out. if i can go back in time and stand right next to jorge at check out, i would insist the front desk give him a zero balance receipt. showing nothing else is owed. that's a good practice for all hotel stays. especially though those pre-paid once which usually are the best rates. need us to check out a problem you cannot resolve yourself? go to nbc bay area.com/respondsu

don't need a receipt. >> i will ask for a receipt. >> you are not going to leave? >> i am going to tell them you told me i need a receipt. it took more than a village to get school supplies to get to a school. supplies were stuck on a fedex plan for two weeks, so there was a negotiation of transfer of pens, pencils, binders, and now the supplies are ready for 1600 families to pick up today.ach c gift card for the backpack and shoes on they can be ready to learn and play in the fall. >> students used to puck out their own backpacks and because

of covid it has been turned in to a drive through event. >> so important to get that stuff, right? >> it's a good point too, you need a good point of comfy shoes to go to school. you are running and doing. it's important. >> makes you feel good. >> the weather is cooling down i noticed. i slept with the windows opened. the breeze came in earlier, i liked it. >> you are happy with the forecast. >> yes, i am. >> we are going to continue to make you happy. we have had on again off again humidity. it's been annoying especially in tin land valleys where there's been isolated heat. but here's the thing that is changing it up for us this week. we have the system out here, it will stall out in the same spot for the three days. so, we are all going to have pleasant weather. warm inland and not extremely hot, again, it's manageable and it's going to keep the fog going

at the immediate coast line. so, this system, certainly helping to pull through for us as we go through the next couple of days. let's get a look at the coastline. a little bit of cloud cover and some of it to san jose and gilroy, and low clouds through the north bay. again, tomorrow morning. as we roll through the afternoon. we get our sunshine back for 99% of us and then right there at the coast line, we will hang on to the cloud cover w the cooler pattern setting up, we will start it off on the chilly side, and down to 56 for the tri-valley and peninsula 57 and the south bay at 55 and we have 56 here for the east bay and my chilliest weather in the north bay. 53 degrees. daytime highs are g not disappoint. so down in the south bay, you see the last to low 80s from san jose cooper tino, get away from the bay. we are at 89 in morgan hill,

that is manageable. right here through the east bay. 91 in livermore, and near concord, and 74 degrees. we will stay with the mid 70s trend in red wood city at 75. san francisco 60s from downtown to the engel side, breezy, and typical light jacket weather through the afternoon and for the north bay, 74 in milly valley. 87 in sonoma. overall temperatures really looking good for us. but the one thing that i want to let you know about is a bit of haze coming in. it's nothing in terms of dangerous smoke. but we will see some haze coming in from the fires off to the north. you can see it tomorrow evening, it's that light blue color. considered moderate, but the worst of that smoke, very worst oift, is right up near the dickey fire and also also, the tampa fire. the seven-day forecast forecast, notice in san francisco, 60s, hold on steady for us and for the inland valleys.

upper 80s and low 90s staying with us. a couple of seconds left on the clock. quick look at tokyo. low 100s, on and off thunderstorm chances for the next several days. the athletes continue to struggle with the heat and humidity, it's going to be a game to remember for many different reasons. the weather included. >> yeah. >> like 105 tomorrow. wow. thanks, jeff. >> well, up next, an american silver medalist protests on the podium. the message she is trying to send in a respectful manner.

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baseball is back for the first time since 2008. >> team usa is trying to win gold with major leaguers and a mix of minor leaguers. they were leading in the 9th inning and then japan won in the 10th 7-6, usa will face the winner of the game between israel and the dominican republic. >> an athlete used her time on the podium to raise awareness, she raised her hands in the sign of an x, she has been vocal

about her journey to the olympics. the x is to mean the intersection is where all meet. well, we are just about 30 minutes away from more exciting prime time coverage. among the things to watch. jade carey, her competition on the floor exercise in the women's individual event is reare placing simone biles that dropped out of that and the top u.s. women's beach volleyball team, april rosss will take on the team from germany in the quarterfinals. lots to follow tonight. >> exciting. >> all right, this will do it for us, thank you, we will see you tonight. >> bye.

in the race to succeed, does somebody always have to fail? let's give everybody a fair shot. because when that happens, we've all made it.

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coming up on the "olympic zone," the olympic stage and spotlight on the stage. >> you cannot under estimate the affect with the layer of fear. >> and the moms of team usa. their message for working women everywhere. >> you can have a family. you can have a career. >> how these champions are supporting each other. plus, natalie morales goes to sushi school. >> what grade do you give me? >> find out h