Coronavirus vaccine is showing real results. In the largest study thats been done so far the vaccine which is being developed by Oxford University and astrazeneca caused an immune response in hundreds of patients. Scientists say that is a strong indication it can stop people from getting the virus. Two other vaccines being developed in germany and china also appear to be showing promise. That hopeful news comes as the situation here in the u. S. Has gotten worse. Florida, the new epicenter of the crisis notched a 6th straight day with more than 10,000 new infections. More than 50 hospital there are out of icu beds and tonight floridas teachers are suing the state after the governor pushed again today to reopen schools there in the fall. Among the concerns, students spreading covid19. New research out tonight shows children as young as ten can give others the virus just as easily as adults and as we come on the air the number of new Coronavirus Infections is growing in 41 states as well as in washington d. C. There are now more than 3. 8 million confirmed infections in the u. S. And the virus has killed nearly 141,000 people nationwide. Theres a lot of reporting to get to tonight and our team of correspondents is covering it all. Charlie dagata is going to lead off our coverage from oxford where researchers are optimistic. Good evening, charlie. Norah, reason to be hopeful here in oxford tonight. One of the largest human trials in the world has proven two things, its safe and at this stage it works it is important to know here it does not guarantee protection for everybody. That will take more research but the woman in charge of that research told us tonight she believes immunity should last for more than a year. Its rock solid evidence that proves why the World Health Organization calls the oxford vaccine the worlds most advanced candidate. A Peer Reviewed study in todays lance et medical journal found that trials on more than a thousand people triggered a strong immune response, provided protection for at least two months. Caused zero side effects apart from fatigue and headaches. Professor Sarah Gilbert heads up the team at oxford. That the antibody response and tcell responses and those are two parts of the immune system that ideally Work Together to protect against infections. Antibodies and tcells are the special forces of the immune system. Antibodies detect a virus and neutralize it. Tcells help make antibodies but also act attacking infected human cells, even retaining a memory of the virus, ready to mount a defense the next time they encounter the same pathogen. This seems like a big deal. No question about it. You see the real data, your shoulders km down and we are all getting a sigh of relief that were getting immune responses that we as science hoped for. The c. E. O. Of drug giant astrazeneca said today theyre on track to start rolling out millions of doses by the fall. One glimpse of hope that people can get back to living their lives instead of worrying about risking them. Charlie dagata, c, about s news, oxford, england. Im Manuel Bojorquez in florida where massive block parties like this one being broken up by police near orlando are fueling concerns over the safe covid states covid crisis. 53 of the states hospitals have reached icu capacity, eight of those in miami dade county, dr. Andrew pastewski works for the countys Largest Health system. Are you seeing any sense that things are even beginning to level off . Oh no. There is no sense that anything is slowing down. Every day there is a need for more patients who need beds. Protestors interrupted Florida Governor desantis today amid the worsening crisis and the states plan to open schools five days a week. The states largest teachers yeun is now suing, Karla Hernandez is head of the miami dade teachers union. St ludicris to thing that we would take our children out of the protective bubble we created an kept them in for so long and expose them and use them as guinea pigs. In austin this book end teachers protested a similar reopening plan. And in california where some want students on campus, all High School Sports this fall have been put on hold. That comes as a new study out of south korea show that children between the ages of ten and 19 can spread the virus at the same rate as adults. 33 states now are reporting higher positive test rates than the recommended levels suggested by the World Health Organization to safely reopen. States like arizona, nevada and florida are among the highest. Today new york city entered phase four as the state reported just eight covid related deaths. But concerns are rising over scenes like this one outside a bar in queens. What theyre doing is stupid. And reckless. And it has to stop. Dr. Pastewski knows first hand the risk. He is a Covid Survivor himself and he has a blunt warning. We just start having trucks full of dead people or were going to get smart and were going to do what we can as americans to keep our parents and our grandparent as live. Today is the 12 129 day since the fourth of july that florida has reported more than 10,000 new cases. There are new curfews in effect in parts of south florida tonight as well as fines for violating mask orders. And the bahamas has decided to close its borders to visiters from covid hot spots including the united states. Norah . Odonnell manny bojorquez, thank you. Tonight the mystery deepens over why the first hispanic u. S. District court judge in new jersey was targeted at her home in north brunswick. Investigators believe a lawyer known for being active in antifeminism cases opened fire on judge esther salas family killing her 20 year old son and injuring her husband. Weve got more from cbss meg oliver. Tonight investigators are working to piece together what motivated a man to pose as a fedex driver and ambush the new jersey home of federal judge esther salas. After an intense Manhunt Police say the suspect was roy den hollander, discovered dead in his car toaay dressed in a fedex uniform. Authorities say he had shot himself. They also found a pack ac addressed to the judge. One of. And sunday afternoon den hollander oalg allegedly opened fire at her front door hitting her husband mark and earl and killing their 20 year old son daniel, marion could stansa was their neighbor. This was their only child, shes not going to have any children. Den hollander was a. Cites violating a fundamental right. The selfdescribed antifeminist even appeared on fox tv once opposing drink specials on ladys night saying theyre not fair to men. Just a gut punch of magnitude. Family friend mayor mac womack said mark and earl loved talking about his son. He talked about him a lot. I got constant reports how hes doing. He was the biggest source of pride in marks life. Judge salas oversaw a number of high profile cases in her court room that included cast members of the real housewives of new jersey, deech bank and jeffrey epstein. The judges husband remains in the hospital. Their son was arising junior at Catholic University and wanted to follow in his parents footsteps and become a lawyer. Tonight the university is holding an online mem or yl in his memory. Norah . Odonnell meg oliver, thank you. With expanded Unemployment Benefits set to expire next week, today President Trump met with republican lead ares to plan another trillion dollar covid relief bill. Weve got more now from cbss weijia jiang. President trump said coronavirus briefings are making a comeback in part because they were so popular. I was doing them and we had a lot of peop le watching, record numbers watching. But the president stopped holding them at the end of april as polls showed they were hurting him politically and after he received sharp criticism for asking this question about disinfect ant. And is there a way we can do Something Like that. By injection, inside or or almost a cleaning. Mr. Trump has also been accused of using the briefings to campaign, rallies have been limited because of the pandemic. We have had this big flairup in florida, texas, a couple of other places. And after months of downplaying the importance of face coverings. You can do t you dont have to do it. Im choosing not to do it. President trump tweeted this photo writing many people say that it is patriotic to wear face masks. There is nobody more patriotic than me. But hes only worn a mask once in public. Meanwhile another potential setback for the Republican National convention in jacksonville, florida. Today the sheriff expressed concern and worried the community would be at risk citing a rushed time frame and lack of resources to prepare. As President Trump and republican lawmakers hash out details for that next Financial Aid package they are expected to extend Unemployment Benefits to 25 million americans currently receiving 600 dollars a month. But they want to slash that amount to 2 to 400 dollars. Norah . Weijia jiang at the white house, thank you. Tonight cbs news has obtained an email showing President Trump is preparing to send federal officers to pat r08 the streets of chicago in response to growing gun violence. This follows fierce clashes in portland, oregon, between federal officers and protestors. Heres cbss carter evans. Federal officers in portland on orders from the white house fired gas and rubber bullets as they faced off with protestors. The clashes escalated after video show fed ra shall it federal officers in fatigues pulling people off the streets with no explanation. And then over the weekend 53 year old christopher david, a Naval Academy graduate said he asked officers about their oath to protect the constitution. And got this response. And i figured okay, they can gas me and they can hit me with batons but they are probably not going to kill me, probably not going to shoot me. City officials and State Government is asking you to remove your federal officers. Why force the the issue. Were not forcing any issue, were accomplishing our mission which is to protect the federal facilities. Can you say once and for all that there is absolutely no political motivation behind this . Yes, absolutely. Look, this is us doing our job. That job could spread to other communities. Cbs news obtained a dhs memo that says the first city identified was chicago and we have been tasked to send 175 agents to assist, reporting middle of next week. Today the president characterized those cities. All run by liberal democrats. Oregon attorney general has filed a lawsuit against several federal agencies accusing them of using unlawful tactics here and violating civil rights. You can see there are already some protestors in the park here. There plan to be many more here again tonight. Norah . Odonnell carter evans, thank you. Today members of the u. S. House paused for a moment of silence to honor the man known as the conscience of congress. It is part of an outpouring of praise for civil rights icon john lewis. Heres cbss michelle miller. The memorial of flowers steadily grew as people who knew john lewis, not just as an historic figure but one of them paid their respects. What does he mean to you. Well, i lived through a lot of things that he went through. So it means a lot. And in his hometown of troy, alabama, his younger sister rosa tyner recalled her brothers final words. She said im at peacek im ready to go. Rise in a moment of silence. On capitol hill today where lewis spent more than 30 years, an emotional Speaker Nancy Pelosi lead a moment of silence with the house clerk stopping to compose herself. That the house has heard with profound sor row sorrow, at the death of the honorable john lewis. The day a black drape was placed at the entrance door with letters of gratitude from colleagues. A fitting tribute to the man who lived a life of justice and service, from sitins to freedom rides, who was nearly beaten to death on the Edmund Pettus bridge in selma. John has a real moral courage. Ambassador andrew young was a close friend to both john lewis and dr. King. John was really sort of martins spiritual son. He wrote martin a letter and martin was so impressed with the letter that he sent him a bus ticket from troy, alabama, to montgomery. Funeral arrangements for the congressman were told will not be announced until after another civil rights icon bt vivian is laid to rest on thursday. Both men were lieutenants of dr. King, both died on the very same day. In the mean time, norah, the Democratic Party at of this state has announced that kick Emma Williams will place john lewis name on the november billion ot. Such a legacy, michelle miller, thank you. And there is still much more news ahead on tonights cbs evening news. Stunning allegations, a new lawsuit accuses a former fox news anchor of rape and two top personalities of Sexual Harassment. Laterk a deeper look at john lewis legacy, as a young man he made history. Six decades later his words still inspire. This is ava. These are avas shoulders. They square off. And bear it all. But now avas shoulders are stronger than ever. 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Give me a little slack with freedom unlimited, youre always earning. I said i need some slack on pump three odonnell tonight two of fox news channels most prominent hosts are being sued for Sexual Harassment and a former anchor is being accused of rape. A warning the allegations are graphic. Heres cbss jericka duncan. In graphic details the lawsuit claims former producer Jennifer Eckhart was raped by former fox news anchor ed henry who was fired three weeks ago, former contributor cathy areu says henry along with sean hannity and Tucker Carlson sexually harassed her. In the first two pages of the suit eckhart alleged that henry who was twice her age asked her to be his sex slave and little whore and threatened punishment in retaliation if miss eckhart did not comply with his sexual demand. Eckhart also claims he was violently raped while helpless and restrained in metal handcuffs as mr. Henry performed sadistic acts on her without her consent. As for areu she says henry sent her a slew of wildly inappropriate sexual images and mesessages throughout the first half of this year. Ed henry attorney kt rie foti says the evidence in this case will demonstrate that miss eckhart initiated initiated and completely encoveraged a consensual relationship. Fox news stayed in a statement that cathy areus claims against fox news are false, patently frivolous and utterly de void of any merit. Jericka duncan, cbs news, new york. Odonnell coming up next, an unforgettable moment in history. The words and message of john the words and message of john lewis in 1963. E temperature che. Youre good to go. I have to take care of my coworkers. Thats how i am. I have a son, and he said, one day im gonna be like you, im gonna help people. Youre good to go, maam. I hope so. This is my passion. If i can take of everyone who is sick out there, i would do it in a heartbeat. Remind us. And forewarn us. But if you have type 2 diabetes. 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