We have new details about the suspect. And 50 days until the election. President trump holds a large indoor rally and defends his coronavirus response. How the two candidates stack up in our new Battleground Tracker poll. Including in a state the president won four years ago. The countdown is under way. First, heres todays eye opener. Its your world in 90 seconds. Dozens are missing. State officials are warning of a potential mass fatality event. Southern oregon has been devastated. The death toll from wildfires continues to climb. Please remember the words very simple. Forest management. Dangerous Tropical Storm is churning off the gulf coast right now. Its getting stronger by the minute. Our job in these storms is to prepare for the worst case scenario. President donald trump held his first indoor rally in nearly three months. November 4th, theyll announce well open up the states. Theyre only doing it to affect your november 3 rd great election. If a covid19 vaccine being developed by Drugmaker Pfizer works by the end of october. Weve already manufactured hundreds of thousands of doses. A massive manhunt is under way after a violent ambush in los angeles that sent two deputies to the hospital. Oracle is the winner in the fight to acquire tiktok. Theyve chosen to partner with oracle in the United States. All that tom brady making his buccaneers debut against the saints. This one is picked. And all that matters. Its dominic thiems time. Last man standing. Historic performance. He becomes the first man in 71 years to win the open after losing the first two sets of a final. The champion of the 2020 u. S. Open, dominic thiem. On cbs this morning. The womens championship featuring naomi osaka and victoria azarenka. It was a Battle Royale of two of the finest players in the world. Osaka has now won her third grand slam. A point to end it. Naomi osaka wins her second u. S. Open championship. She is not the future of tennis. She is tennis right now. Welcome to cbs this morning. Love that naomi. But it was great tennis on both matches. I dont know psychologically how you prepare when youre down two. I dont know how. Youve got to pull it from thats a good athlete. Hadnt happened in over 70 years that somebody came back in a final. Helps not to be 43 like tom brady as well. Still playing professionally. Yeah. Its a victory if youre on the field at that age, i think, in my opinion. Tom brady. So he didnt win yesterday. But hes not done. Hes not done. Great sports weekend. Great sports weekend. Millions of americans are facing two growing threats from mother nature. Shes on a tear this morning. In the gulf, Tropical Storm sally is gaining strength as it barrels toward landfall. Tomorrow its expected to become a category 1 hurricne and is threatening some of the same communities still recovering from hurricane laura. Well have more on that in just a moment. Were going to start this morning in the west where raging wildfires in california, oregon and Washington State are burning out of control at this hour. At least 35 people have died. Officials describe conditions as a po apocalyptic. Its creating bad air quality, including the worst air quality in the world in portland, oregon. Jonathan vigliotti is near the front lines in barry creek, california. Good morning to you. Good morning to you. There are road blocks surrounding devastated neighborhoods but there was chaos when the flames ripped through. Were hearing from one family in oregon caught in the middle of it all. A mother who escaped in her car. Her young son and grandmother who tried to escape in another vehicle but didnt make it far before they were engulfed by flames. Across the west, thousands of homes and families have been torn apart by these wildfires which continue to rage. As families assess the damage from wildfires, flames continue to threaten more communities. Mandatory evacuation. Reporter in southern california, officials ordered additional evacuations due to the bobcat fire northeast of los angeles. Were all living through very tough times and then you superimpose upon it a devastating fire like this. And so its hard. Its really challenging. Reporter flames have decimated entire neighborhoods. And thick smoke is creating some of the worlds worst air quality levels in seattle, San Francisco, los angeles and portland. Spreading unhealthy air conditions from canada to southern california. Ive lived in pasadena for almost 40 years now. And this is the worst that ive seen. Reporter in oregon, more than a million acres have burned in a week, killing ten people including peggy mosso and her 13yearold grandson wyatt tofte. He was the sweetest child. Reporter wyatts great aunt susan said the boys father left to get a generator when the fire moved in. As he made a desperate attempt to return, he stumbled upon a badly burned woman. She cant talk but somewhere along the line she either scribbles it or she whispers it i am your wife. So he didnt even recognize her. Reporter he left his wife who escaped on her own with the paramedics and tried to find his son, but the blaze had exploded. Two days later, wyatt, the couples only child, was found with his grandmother in the family car with his dog in his lap. It just shows how much heart he has. I think hes a hero trying to save them. And i think it does bring the family some comfort to know that he was really focused on trying to save his grandmother. Reporter wyatts mother remains in the hospital. We dont know her conditin and its unclear if she knows what happened to her family. Scientists say there is no doubt that Climate Change is fueling these mega fires. The heat is expected for much of today. Meanwhile, President Trump will be visiting the northern part of this state to get a briefing on this disaster. Anthony . Gutwrenching and heartbreaking story. For more on the fires and the hurricane threat to the gulf coast, were joined by cbs news meteorologist and climate specialist jeff berardelli. Good morning. Good morning, anthony. Good moerning, everybody. A lot to get to. In the pacific northwest, air is stagnant right now. The smoke is somewhat suffocating. You can see that from the satellite photo. It is really thick. Now the good news for california is winds are going to switch. It will push the smoke northward but not necessarily good news for oregon or washington. As you can see, red flag warnings out today for dry and breezy conditions. Gusts over 40 miles an hour. That means once again the possibility of outofcontrol wildfires. Looking at the satellite radar future, you can see that rain moving towards the coast. That means along the immediate coast were likely to see some rain. But bad news is that rain is not going to get very far inland and were going to see a breeze. Finally at the end of the week some rain and some relief will be moving into interior parts of the pacific northwest. Lets switch gears and talk about Tropical Storm sally. Its still a Tropical Storm. Winds 60 miles an hour. But it is forecast to become a hurricane. Likely a cat 1, but maybe a cat 2. Dont concentrate on the category because its likely to produce storm surge equivalent to that of a cat 3 hurricane. And rainfall. Boy, is it going to rain. This was south florida. They only had 6 to 8 inches or so of rainfall. Key west had more than that. They had a lot of flooding. This storm is going to put on the brakes as it heads into the next 24 to 48 hours into the northern gulf coast area around new orleans and east of that into waveland and biloxi. This is the forecast from the National Hurricane center. A cat 1, but right near the edge of the water. Could become a cat 2. Winds gust over 90 miles an hour. Look at the right angle of that coast. Makes it very vulnerable to storm surge and because its moving ever so slowly, some folks will see over two feet of rainfall. Gayle . Wish there was a way to get that rain to the west coast. Thinking about wyatt, his grandmother and his dog. A huge manhunt is under way for a gunman who ambushed two sheriffs deputies near los angeles. The deputies were shot as they were parked in their patrol car on saturday night. They are now, were happy to say, recovering in a local hospital today. Carter evans is following this story. You should know some of this video is very upsetting to watch. Reporter video released by the l. A. County Sheriffs Office shows the gunman walk up to a patrol car and fire several rounds into two deputies inside before running away. Both were hit multiple times. It happened at this transit station in compton. The 31yearold female and 24yearold male deputies are now in Critical Condition after undergoing surgery on saturday. Our female deputy was hit at least once in the jaw and at least twice in the arm and i think th male deputy was hit at least a couple of times in the arm also. Might be more. Brings up a lot of emotions for me. We almost lost at least one and could have lost both. Reporter in a News Conference saturday everywhere, l. A. County sheriff Alex Villanueva angrily denounced the shooting. That was a cowardly act. The two deputies were doing their job, minding their own business, watching after the safety of the people on the train and seeing Somebody Just walk up and just start shooting on them. Its later saturday night a small group of antipolice protesters taunted the deputies outside the hospital where they were taken. I hope they die [ bleep ]. But on sunday a much larger group gathered outside the hospital to pray for their recovery. Amazing grace reporter its not clear why the gunman opened fire on the deputies. And right now authorities are only describing him as a black man, 28 to 30 years old, wearing dark clothing. They are offering a 100,000 reward for any informaion leading to his arrest and conviction. Tony . Carter, thank you very much. The ambush brought a Quick Response from both president ial candidates. Joe biden tweeted this coldblooded shooting is unconscionable and the perpetrator must be brought to justice. President trump meanwhile called the gunman an animal and suggested a death sentence would be appropriate punishment. When we find that person, weve got to get much faster with our courts. And weve got to get much tougher with our sentencing. We have to come out very, very strongly. The president spoke during a day of campaigning in nevada, including an indoor rally last night that was condemned as unsafe by the states democratic governor. Nevada saw a significant jump in coronavirus cases during the summer. Nikole killion is traveling with the president in las vegas with just 50 days left until the election. Why did the campaign move that rally indoors . Good morning. The Trump Campaign had to find alternate locations for the president s rallies this weekend after some venues refused because of a state ban on large gatherings. The Trump Campaign insists it took safety precautions, but nevadas governor accused the president of being reckless, selfish and putting countless lives on the line. And the company that hosted the event is now being threatened with fines and even the loss of its business license. President trump greeted a boisterous crowd at a Manufacturing Company outside of las vegas for his first indoor Campaign Rally in months. Tell your governor to open up your state by the way. Reporter while those behind the president and in front of the cameras wore masks, most of the crowd did not. But that didnt bother supporters like mila christiansen who camped out overnight. Im not wearing a mask. It shows that i trust my president. Reporter the rally capped off a trio of Campaign Events in the silver state as the president defended his pandemic response. He failed. Reporter in an interview with 60 minutes, bob woodward said the president was warned as early as january and shared what he knew with woodward in february, including that it was deadlier than the flu. Woodward said he was shocked by the president s view of his handling of the virus. You and eye. Nothing more could have been done. Nothing more could have been done. Does he remember what he told me back in february about its more deadly than the flu . I mean, it almost took my breath away. Reporter and that led woodward to one conclusion. The president is the wrong man for the job. But youre known as the reporter who doesnt put his thumb on the scale. And yet, at the end of this book, you do just that. Its a conclusion based on evidence. Reporter former Vice President joe biden was not out campaigning sunday. He and his family attended church in wilmington, delaware. 170,000 americans dead because of covid. Theres this lack of trust. Reporter but he is out this morning with new ads exclusively obtained by cbs news. They are aimed at africanamerican men and will run nationally and in key battleground states. The thing joe biden and Kamala Harris can do is rebuild trust. Reporter speaking of battlegrounds, biden will be in florida tuesday. And hes get something help from former new york city mayor Michael Bloomberg who announced hes investing 100 million in the state. A spokesperson says hispanics will be a key part of the strategy. President trump is also courting latino voters and plans to meet with a group in phoenix later today. Nikole, thank you. The number of new coronavirus cases in america is dropping, but the experts warn the decline may not last. The last two weeks the average number of daily reported cases is down by 18 . Thats good. To about 34,000 per day. Still not so good. This fall and winter, though, are expected to bring new dangers. Our lead National CorrespondentDavid Begnaud reports on how colleges have now become the hot spots. Reporter it was another weekend of parties around colleges and universities. Young people gathered in Washington Square park Near New York University for the second consecutive weekend. This crowded house party took place near the university of kansas and this video of a Party Near FloridaState University shows very few people wearing masks. According to a New York Times survey of more than 1600 schools, colleges and universities recorded more than 36,000 coronavirus cases in just the last week. An outbreak at michigan State University has county Health Officials urging all students to selfquarantine for 14 days. But not everyone is convinced that that plan is going to work long term. Eventually most people are going to get it. Reporter and thats exactly what worries Infectious Disease experts like michael osterholm. With the colleges and universities opening, the spillover occurring with people experiencing even more pandemic fatigue, were going to see these numbers grow substantially. Reporter this morning theyre encouraging signs on the vaccine front. Listen to what the ceo of pfizer told Margaret Brennan on face the nation. Base case, we have quite a good chance, more than 60 chance, but we will know if the product works or not by the end of october. The vaccine developed by the university of oxford and astrazeneca will resume Clinical Trials in at least two countries. This comes just days after they were put on hold. Cbs news medical contributor dr. David agus. A neurologic side effect happened in a second patient. The trial was stopped and it was reviewed by an outside group of people call a data safety monitoring board. All of them felt it was not related to the vaccine, and, therefore, they could proceed with the Clinical Trial of the vaccine. That the benefit was obviously significantly greater than any potential chance of harm. Reporter so there you go. Astrazeneca said in a statement to cbs news theyre working with Health Officials in other countries including the fda in the u. S. To try to get other trials back up and running. Dr. Agus said he is confident were going to have a vaccine, at least one, by this fall and, gayle, he told us that he thinks within the next nine months it could be another nine months before we have enough vaccines for everyone here in the u. S. Who wants to get one. So that means were still in the middle of this, david. So the numbers are dropping, but theyre still high in terms of the number of reported cases and the number of deaths. We look for any silver lining. Thank you, David Begnaud. Ahead, the girlfriend of a georgia man beaten by a sheriffs deputy says she ep thought he was in danger of being killed. Well have the fallout from this very alarming video of a traffic stop that well show you how it announcer this National Weather report sponsored by toyota. Tiktok appears to have a new american partner. Will that deal satisfy President Trumps concerns about the chineseowned social media darling . Plus, the actions on and off the field that made this seasons first nfl weekend different from any other. Youre watching cbs this morning. Announcer this portion of cbs this morning sponsored by folgers. And aim that camera up high the best part of wakin up is folgers in your cup oh. Oh, darn wha let me help. Here we go. Lift and push and push there. Its up there. Oh, boy. Hey joshie. Wrinkles send the wrong message. Help prevent them before they start with downy wrinkleguard. Hey bud. Hey, pop pop so you wont get caught with wrinkles again. 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