A arendarl showing up on a popular Gaming Platform for kids. Who is behind the changes and the companys response. Uhoh. First here is todays eye opener. Its your world in 90 seconds. You can hear the sparks of change in the air. Democrats officially selected joe biden as their nominee for president during day two of the dncs virtual convention. Thank you very, very much, from the bottom of my heart. Thank you all. It means the world to me and my family. The postmaster general is halting operational changes until after the election. It will end up being a rigged elction or theyll never come out with an outcome. Theyll have to do it again. University of notre dame and Michigan State have become the latest colleges to move Classes Online because of the coronavirus. I kind of wish they wo tads. State of emergency for all of california. Wildfires are forcing evacuations all over the lyst field. Over the shoulder catch down the right field line. How about that play . And all that matters. She gets these fawning reviews f you got a real review it wouldnt be so fawning. Key note sp did not hold back going after the president. Even joe biden watched it last night and said well shes got my vote. Joe biden officially became the democratic president ial nominee. Which he was thend force a b track of kool the gang celebration. Come on, thats a missed opportunity. 100th anniversary of womens right to vote. If youre going with kool the yes its ladies night and thes ight welcome to cbs this morning. We are all trying to navigate this virtual world. It does seem weird to have these big moments and then its just two people in a library throwing confetti. Yes. With balloons and confetti. I know. And celebrate. Stephen colbert is right, its tough. The Democratic Party did officially name its president ial nominee last night. Joe biden thanked delegates last night from a Delaware High School where his wife, jill, used to teach, with the celebratory assist from his grandkids. Night two of the Democratic National convention included speeches from former president s bill clinton and jimmy carter, along with republicans like colin powell and cindy mccain, widow of senator john mccain. And it was notable that most of those speeches focused on building up joe biden rather than tearing down the president , as democrats aimed to demonstrate unity, even though theyre physically far apart. Ed okeefe reports from biden re. Lay, wilmington,wade 32 votes for our favorite son and our next president , our friend, joe biden. A roll call like no other as democrats from maine to georgia, guam, washington, d. C. To Washington State officlly nominad joe biden. The former vi his wife, jill, celebrating with their grandchildren at a wilmington, delaware, high school where jill once taught. It was there she later spoke on behalf of her husband and acknowledged that many teachers like her are struggling with h toork during tnx that echoesn hallways. Ben said her husband would carry the nation forward in its time of need. How do you make a broken family whole . The same way you make a nation whole, with love and understanding and with small acts of kindness. Reporter mr. Biden has called himself a bridge to. We will choose how to create a moreunion. Reporter and the partys former leaders. Joe biden must be our next o President Trump. At a time like this, the oval office should be a command center. Insteadts a chaos. Just one thing never changes. His determination to deny responsibility and shift the blame. Reporter yet again, democrats gave air time to republicans, like former secretary of state colin powell. With joe biden in the white house, you will never doubt that he will stand with our friends and stand up to our adversaries, never the other way around. Reporter and cindy mccain, john mccain, who narrated a video about how her husband and biden worked together. It was a style of legislating danea find anymore. After i was diagnosed the president passed the tax bill that put my health care at risk. So i went to washington, d. C. Healeth care they nee d regardls of their Employment Status or ability to pay. One piece of to do cause aid little confusion. Runnerup Bernie Sanders was placed in nomination. Alexandria theocasiocortez wa asked to formally put him in the nomination. She was a team player and did so. There was a little confusion about that, just aformei years amssin delaware, well also hear from the Vice President ial nominee, Kamala Harris. Gayle . Ed, we are joined by jill biden, dr. Biden, if you please. Good morning. Its good to see you. Good morning, gayle. I want to talk about last night. Listen, the biden family has had two president ial campaigns that didnt work out. Joe biden was Vice President and now you all are in striking distance of the white house. What does this moment mean to you and your family . Yes. You know, joe ho hardthink, t mont an twice before, but this time were going to win. And you say that with such confidence. Why . Because i think, you know, our country isng looking for someone who is steady and strong and has the character to lead us forward. And thats joe. Thats my husband, joe. You gave very touching analogies last night about the family tragedies and uniting a family and now uniting our country. Michelle obama said the other day that donald trump is not the man who can meet this moment. What did you make of her speech as you were watching it . As you know, she said out loud to everyone, i hate politics. But it was a very political, very heartfeltwemich tughthat s wstrong. She spoke from her heart. Know, resonated with all americans. I just love her positive energy. And so i you know, shes such a great role model for for everyone, really. Youre in such a unique position, dr. Biden. Its well known how much you love teaching, how much you love your career, how much your students love you. We are in such a very vulnerable place in this country about kids going back to school, whether its safe to go, should they go. The president says its time. What are your thoughts as we sit here and decide what is right for gayle, i hear from educators and parents every single day and everybody is wondering, what should we do . What should we do . You know, the answer is that we have to listen to the doctors and the scientists and the experts. And when they say its safe to go back, then lets go back, because no one wants to be back in the classroom more than educators. And i can tell you that from firsthand experience. You know, in the tape last night, you said wkt up a notch. P if you become first lady of this coun y whatro tveyou dha think . You know, im thinking that im going to continue with the platforms and the issues that ive always worked on, you know, raising military families, working with educators and teachers, and working hard for Free Community college and, of course, our cancer initiative. You will continue teaching . Oh, yes, i will continue te hir. Ngac e thats who i am. Thats who i am. Lets talk about the biden harris ticket, because many people thought how will joe biden be able to get past the kerflu kerfluffel they had in the debate . How will jill biden,ho was, some think, unfairly attacked. The thinks was he would not have picked Kamala Harris had you not signed off on it. You know, joe really admires strong women. And i think kamala is a strong woman. Shes fierce. Shes tough. And thats what we need going forward, and so when joe chose a woman and chose kamala, i was really excited. I think its a great ticket. And thats what were hearing from all americans, you know, that they loven t he questioned joe bidens mentalisg yo do u wanest usfitn tos an knowve about that . You know, i mean, joe is working so hard every day. I mean, hes taking calls from governors and talking to nancy pelosi and schumer. You know, hes getting hes on therom foom 11 00 at night because, of course, we have tobrfing so, hes theres no question about that. Joe is busy every minute of the day. All right. Jill biden, the campaign is just getting under way. You cant campaign the way you would like to. You cant connect with people face to face. I know. How do you intend to connect with people under these go. Gayle, we are connecting with jondthou sa and i are zooming into every state, in every constituency. Were meeting all kinds of people all across this nation. So, thousands of peoe a day. So, yes, we miss campaigning because thats you know, joe loves it. Thats who he is. Were doing it virtually. Were staying same t fe. Ibo llm ayou. One more thing i saw on the tape. Your grandchildren described you as not the typical grandmother. Youre a prankster. You wake them up at 5 00 to go soul cycling. I call thathieve. Buld cse a what dtn,u wo u aan as grandmother . I love that. My grandmother was such a great role model for me. And i just thats who i wanted to be. I wanted them i wanted to be fun for them. And so i try to h iavety a lot we could all use a little fun. Yes. Jill biden, well see you on the campaign trail. A little joy. Yes. Thank youor taking the time. Thanks, gayle. Fgoodch to see so you. Tony . Byeb. Thanks, gayle. Postmaster generalaysat t post. He said this ahead of a planned Senate Committee hearing friday. Rsedchanges alreadyplemted, sl ofit it to protect mailin voting in november. Paula reid reports now from the white house. Reporter speaking in arizona tuesday, President Trump trying to put a positive spin on the embattled postalwe e. It rvhaici n a long time. Reporter but hours earlier, he continued to try to cast doubt on voting by mailutce wit ho it will end up being a rigged election or they will never come out with an outcome. Theyll have to do it again. Reporter the president made those remarks on the same day the postmaster general, louis dejoy, reversed course, announcing his recent changes to the Postal Service will stop until after the election is concluded. In a statement he said, to avoid even the appearance of any tpact on mationelheil, hours the sa same, not remove any additional Mail Processing equipment or blue collection boxes and Mail Processing facilities will remain open. Beforedejoys reversal, at least 20 democratic attorneys general announced plans to sue dejoy, a trump donor, alleging he had made illegal changes to the post office ahead of the 2020 election. Dejoy says reforms are necessary to ensure the longterm stability of the agency. Trg Washington Attorney generalo fe a sndb on tus that dejoy also needs to reverse the damage already done. In Washington State three of our five Processing Centers closed down for outgoing mail. We need those back up and running. Reporter this controversy over possible election interference at the post Office Releases its final report on possible russian interference in the 2016 election. Now, this is a committee that is run by republicans, and they found that the president may have given false statements to special counsel robert mueller. President trump told investigators that he did not recall discussing stolen clinton campaignvi rog ste, but the com speak abo topic o multiputhe occasions. Last month, the president xho t onmmuted stones m40th ceth nt investigation into russian interference. Thanks, paula. California is in a state of emergency this morning because of dozens of wildfires and extreme heat. The fires have destroyed some homes and thousands of people have been ordered to evacuate. Carter evans has more on the terrifying double threat. Reporter californias fire season arrived early and with a vengeance. Northern californias wine country is now among the eshi areas. Two separate sets of fires there burned nearly 70,000 acres in the last 24 hours, with little to no containment. Some roads became almost impassable, engulfed in walltowall flames. Hundreds of homes are threatened by the fastspreading fires, fueled by recordhigh temperatures and even lightning strikes. All the forces in our alignment to make this a very challenging fight. Reporter meanwhile, homes like this one have been incinerated. H its owner, amy cook, had evacuated and learned of it on a phone call from one of our reporter. Im sorry to have to tell you this, but your house is gone. Okay. All right. Im just going to take this in. Its devastating to lose everything. We dont have anything now. What a terrible way, anthony, to get news that you just lost your home that way. Carter evans reporting, by the way. Just devastating, to have to take it on television. Despite this pandemic tlaerks still a lot more pain in this world. Terrible, terrible y. Or weve got much more ahead including this new questions about the content of a Popular Video game, some of it propriate. Millions of kids use it. Its called roblox. Anna werner will show what parents need to know right now. Plus, called europes last dictator. Youre watching cbs this morning. [beep] give everyone something to loo to. The alnew highlander hybrid. Toyota. Lets go places. Thecome on in, were open. D. All we do is hand you the bag. Simple. Done. This smells so good. Big thanks to you guys at home. Were here right now. We adapt and we change. I mean you just figure it out and well do like we do as safely as we can. I got a new job. Weve just been finding a way to keep on pushing. Were lookin for a day at a time baby. It cleanses and moistuizes with 1 4 moisturizing cream. Leaving your skin feing comfortable and smooth. Dove men care 3in1 bar. Hey allergy muddlers. Achoo . Do your sneezes turn heads . Try zyrtec. And s twiu take it again the next day. Zyrtec muddle no more. Techand your car. , were committed to taking care of you tech well fix it right with nocontact service you can trust. Tech so if you have auto glass damage, stay safe with safelite. Singers safelite repair, safelite replace. And your health is key to that. Centrum supports your body with vitamin c and zinc to help maintain your immune system today centrum. Ahead the city where the pandemictarted shows the world itovedonit see the wuh mask in sight. Local news is next good morning everyone, its 7 26. Im michelle griego. New evacuations have been ordered for all residents in quail canyon, Pleasants Valley road, and connecting roads in vacaville. This, as a wall of flames advanced from blazes burning in neighboring napa county near lake berryessa. A similar scene in Sonoma County where the 13 14 fire is burning. The extended Evacuation Order now includes east of the coast from fort ross road to the noand ss rive re is part of three main fires now being called the lnu lightning complex fires. No containment so far. Well, it is a smoky start to our day because of all those wildfires burning in our region. With it we have unhealthy air quality for San Francisco, redwsaascityoodrn le, n foo,r a vacaville. So looking at a spare the air alert in effect also dealing with that extreme heat for today. Were looking at temperatures well above average for this time of year. There we go with our daytime highs. Taking a look at the roadways right now. Where you still see pretty big delays southbound 880 nimitz freeway from the Castro Valley y south of there down to whipple. Earlier accident involved a big rig. The damage is done with a 41 ve also westbound 80 still a struggle in fairfield a couple of accidents there. One involving overturned big g still want restaurants to open . And schools . Want the economy to get back on track . And schools . And you can help make it happen. Stay 6 feet apart. Wash your hands. Wear a mask every time you leave your home. Choose to join the fight against covid19. Do your part. Slow the spread. Welcome back to cbs this morning. We want to tell you about more covid19 clusters spreading in colleges all across the u. S. Michigan state canceled inn lg for the f semester. That was only yesterday. Our lead national correspondent, david begnaud, reports that classrooms at notre dame are also closed at least for now. David, good morning. Lot going on here. Reporter good morning, tony. It seems like every day this week weve heard about another university somewhere in the country that has an outbreak of cluftors campus. More and more universities are deciding to roll back their reopening of classes. The spike in cases in isn veo serious, and we must take serious steps to address it. Reporter this is the priden to make any changes necessary. Hes moving classes on line for the next two weeks after a surge in cases. 147 since the campus opened on august the 3rd. Aulsile tked l t steps are notu ccl wese didsf w last, we spring. Reporter u. S. Coronavirus Task Force Coordinator dr. Deborah birx. We cant have these large s oieauseec fasymptomatic spread. Reporter but thats what happened at Michigan State where more than 100tu w sterda presidencyintbreaksthe rest of announced all classes will be remote this fall. We got our senior year taken away. And then now we dont even have a freshman year. Reporter Incoming FreshmanAnalise Macksood was dorm shopping with her roommates when she heard the news. She was planning to move to us iish they would have told us earlier because then i wouldnt have had all this time building up this excitement for this experience im not going to get to have. Reporter on tuesday, dr. Anthony fauci said the u. S. Needs a strong attack, and uniform leadership against the virus to return to some semblance of normalcy. I think a consistent message, you know, from above would really be a ryve ver wey want to be. Reporter all week weve been following whats happening at the university of North Carolina chapel hill. They had four clusters of cases. They decided to cancel inperson classes, move to remote learning, and yesterday, anthony, they told just about all the students on campus if you can go home, pack up your stuff, and start heading home. Tough choice for those kids. David, thank you. Now to a big story developing overseas. The former soviet state of belarus is ruled by