Big ben down. This is the cbs weekend news. Ninan good evening. Im reena ninan. One week after the deadly violence in charlottesville, it was a tense day of demonstrations in boston. 40,000 people in the streets. Rightwing activists rally for free speech. Counterprotesters marched against hate. Police tried to keep the peace by separating the crowds but several skirmishes broke out. The dueling demonstration took place in and around Boston Common, the oldest park dating back to 1634. Demarco morgan is there. Reporter police were forced to push crowds back after thousands marched more than two miles, condemning nazis and white nationalists with signs and chants. No fascist, no kkk. Reporter the march started in roxbury and ended in Boston Common where about 100 conservative activists gathered for the boston free speech rally. Police designated separate areas for the two groups. U. S. A. reporter but there were some skirmishes. Stop it reporter while a trump supporter had to be escorted to safety by police. Emily daniels and kyle snyderdrummond marched against the rally. Why was it important to come out . My parents didnt go through and were raised in a segregationist south for me to have to march against nazis today. If nobody opposes these people is emboldens them and they think its somehow okay to be racist. Reporter others marched in charlottesville last weekend for a unite the right rally that turned violent. Stephen mcgrath attended the boston rally. He says he fought for the right to free speech during three tours in afghanistan. When somebody is speaking their opinion, i believe everybody should listen to their opinion. And if you dont have the same views, then argue it with them. It doesnt mean it has to be physical. You have a very calm debate. This is what this country was founded on. Reporter least 25 people were arrested. Some through bottles of urine, others threw rocks and traffic cones at Police Officers. And one protesters was arrested with a gun and bulletproof vest. Ninan in North Carolina today, Duke University removed a statue of a confederate general, robert e. Lee. That was daifers it was vandalized. The statue of lee was at the center of the violent clashes in charlottesville last weekend. President trumps response to the deadly chaos in charlottesville began with controversy. He parted ways with his chief strategist steve bannon. Reporter the day after the white house announced his departure, President Trump thanked former chief strategist steve bannon saying he would be a tough and smart new voice at brietbart news. I look mr. Bannon, hes a friend of mine. Reporter earlier in the week, the president downplayed their relationship, and bannons role in the 2016 campaign. I went through 17 senators, governors, and i won all the primaries. Mr. Bannon came on very much later than that. Reporter as one of mr. Trumps First White House hires, bannon arrived with a nationalist agenda helping to craft the travel ban and influence china trade policy. If you think theyre going to give you your country back without a fight, you are sadly mistaken. Every day applause every day, it is going to be a fight. Reporter. Reporter in a statement friday the white house said only that bannons ouster was mutually agreed upon between him and chief of staff john kelly, but recent statements to the press in which bannon contradictedly the president on north korea and openly disparaged those in the administration did not help. President trump was also said to be irritated by joshua greens book devils bargain, in which bannon is credited for the election win. He characterized it as amicable. Reporter bannon spoke to green about his plans, now that he is back at brietbart. Bannon told me he is going to war for trump, not against trump, for trump, against his enemies on capitol hill. Reporter and in a further sign of difficulties for the president , today, the white house announced that he and the first lady will not attend the Kennedy Center honors. Some honorees were planning to boy colt the white house reception of the event because of what they describe as divisive rhetoric from the president. Reena. Ninan errol, thank you for that. Six Police Officers found themselves in the line of fire friday night. Two officers were ambushed and killed in kissimee, florida, four were shot in jacksonville, florida and western pennsylvania. Roxana saberi has the latest. Reporter police in kissimee, florida say when two of their officers responded to a call friday night in an area known for drug activity, they were shot in what may have been an ambush. Kissimmee police chief jeff odell it breaks my heart to have to speak to you tonight about another senseless tragly. Reporter officer Matthew Baxter was killed. Sergeant sam howard died saturday from his injuries. Everett glenn miller was arrested and charged. President trump tweeted, my thoughts and prayers are with the Kissimmee Police and their loved ones. We are with you. Later in jacksonville, florida, two Police Officers were shot and wounded. The suspect was killed. Also on friday night, two Pennsylvania StatePolice Troopers were shot outside a Grocery Store south of pittsburgh. State police say the troopers returned fire, killing the shooter. One trooper was treated and released. The other is in serious condition. The tragic night for police comes just after the f. B. I. Reported that 26 Law Enforcement officers were killed so far this year as a result of criminal acts. Its getting tough to do the job that weve all sworn to protect and uphold and and maintain livable neighborhoods, keep people safe, and, you know, these senseless acts are going on. Reporter the kissimmee officers are believed to be the 27th and 28th killed this year. The f. B. I. Says last year, 66 officers were murdered, the highest in a decade. Reena, most of those fatalities were caused by firearms. Ninan the highest in a decade . Roxana, thank you for that report. Nearly three days after spain was hit by twin terror attacks the suspected ringleader is still on the loose. 14 people were killed, including an american. More than 120 were injured. Seth doane is following the investigation. Reporter spanish Authorities Say theyre making progress investigating the terrorist cell of at least 12 people behind the twin vehicle attacks. Today, spains interior minister said the cell had been dismantled. Plut of but police work continued, both in the town of alcanar, where a destroyed home may have been a bomb factory; and in ripoll, which is about 60 miles north of barcelona. Thats where a number of the suspects lived. Police searched the apartment of an imam in ripoll who said it could have been a radicalizing force. Regional police say theyre still trying to find 22yearold younes abouyaaqoub, who spanish media reports may have been the driver of that van in barcelona. Security foot annual from a museum on las ramblas briefly shows the van careening by. It even slows down giving a sense of the speed at which it was traveling. Were were you surprised an attack like this could happen in spain . No. Reporter why not . Because its very easy to do these attacks. Reporter this International Affairs professor at the university of barcelona was taken aback by something else. There is one 17 years old. He is a baby. Reporter that 17yearold is moussa oukabir, seen in a leaked police document, which reveals the other suspected baby face of terror in spain. Despite saying they were making progress on the investigation and determining not to raise the threat level, today, spains interior minister said that they would be stepping up security at sensitive sites and places popular with tourists. Reena. Ninan more than 50 people injured in the attacks are still in the hospital. Debora patta has more on the victims. Reporter in barcelona, the makeshift memorial has become a place where people from around the world gather to mourn those killed in thursdays attack. Among the dead, american jared tucker, who was celebrating his first wedding anniversary in spaen with his wife, heidi nunes. Nunes was also seriously injured in the attack. Back home in california, friends and family held their own prayer service. Nunes mother, linda, spoke to her daughter shortly after the attack. She was crying, of course. She was devastated. She lost the love of her life, you know. And it shouldnt have happened. Reporter tuckers father, dan, is also struggling to cope with the fact that he will never see his son alive again. We had a fishing trip planned on the 30th, a wedding to go on on the second of september, and and it is just hard to understand that thats never going to happen. Reporter a number of those killed here in barcelona have still not been account the for. Some of the families of missing people are making the agonizing trip here to the city in the hope of being reunited with their loved ones. Debora patta, cbs news, barcelona. Ninan here in the u. S. , millions are getting ready for the Great American eclipse on monday. Jamie yuccas is in madras, oregon, a small town gearing up for its big day in the sun and moon. Reporter madras is the epicenter for eclipse watchers in oregon. Families are coming to solarfest to get glasses and to learn. Are you excited to see the eclipse . Why . Because sun and the moon. Reporter thousands ared haded here. Spectators, entertainers, and vendors are all packing the small agriculture town. Madras has a better chance for clear skies than anywhere else along the line of totality. Mayor royce embank. You guys have never seen anything like this before. No, no. The most weve seen, probe maybe 10,000 at the air show. And that was over a twoday are period. Reporter so youre multiplying it by 10. I be, i know. Isnt that neat . Reporter it wasnt just neat to lysa vattimo, who the city hired to plan. The eclipse was an. Thats theres a hustle and a bustle and kind of an excitement and anticipation. Reporter in downtown madras thats a new clothing store, an arts and crafts store reopened as a wine and crafts beer store. Do you feel like you are prepared . Are you going to run out of beer . That would be a major problem, probably, for people. Were concerned. Reporter are you, really . Businesses hope tourists come back after the eclipse. They do have the attention of the world. Show me again where youre from. Hotels started selling out months ago. So did campgrounds. Y will never know how many come. Theres no way of actually counting how many people will come. We know there will be a lot, and we have planned for 100,000. Reporter the madras airport is so busy arct some points there are planes landing every three minutes. Unfortunately, a little bit earlier a small plane did crash. We dont know how the pilot is door, but witnesses say it did appear that the pilot stalled the plane. Reena. Ninan jamie, thank you very much. Well, if someone hits the Powerball Jackpot tonight its likely they wont be going to work on monday. Its up to 535 million way cash payout option topping 340 million. Its the eighth largest prize in u. S. Lottery history. Coming up, a Historic African American Church still healing from a deadly hate attack two years ago. Its members have a message for the people of charlottesville. So i talked to my doctor and she prescribed lyrica. Nerve damage from diabetes causes diabetic nerve pain. Lyrica is fda approved to treat this pain from moderate to even severe diabetic nerve pain. Lyrica may cause serious allergic reactions, suicidal thoughts or actions. Tell your doctor right away if you have these, new or worse depression, unusual changes in mood or behavior, swelling, trouble breathing, rash, hives, blisters, muscle pain with fever, tired feeling or blurry vision. Common side effects dizziness, sleepiness, weight gain, swelling of hands, legs, and feet. Dont drink alcohol while taking lyrica. Dont drive or use machinery until you know how lyrica affects you. Those who have had a drug or alcohol problem may be more likely to misuse lyrica. Now i have less diabetic nerve pain. And i love grooming the next generation. Ask your doctor about lyrica. And lifes beautiful moments. Ns get between you switch to flonase allergy relief. Flonase outperforms the 1 nondrowsy allergy pill. When we breathe in allergens, our bodies react by overproducing 6 key inflammatory substances that cause our symptoms. Flonase helps block 6. Most allergy pills only block one and 6 is greater than 1. With more complete relief you can enjoy every beautiful moment to the fullest. Flonase. 6 is greater than 1 changes everything. Not necessarily after 3 toddlers with boundless energy. But lower back pain wont stop him from keeping up. Because at a dr. Scholls kiosk he got a recommendation for our best custom fit orthotic to relieve his foot, knee, or lower back pain, from being on his feet. By reducing shock and stress on his body with every step. So look out world, dads taking charge. Dr. Scholls. Born to move. When it comes to strong bones, are you on the right path . We have postmenopausal osteoporosis. And a high risk for fracture, so with our doctors. We chose prolia®. To help make our bones stronger. Only prolia® helps strengthen bones. By stopping cells that damage them. With 1 shot every 6 months. Do not take prolia® if you have low blood calcium, are pregnant, are allergic to it, or take xgeva®. Serious allergic reactions, like low blood pressure; trouble breathing; throat tightness; face, lip or tongue swelling. Rash, itching or hives have happened. Tell your doctor about dental problems, as severe jaw bone. Problems may happen or new or unusual pain in your hip groin, or thigh, as unusual thigh bone fractures have occurred. Peak to your doctor before stopping prolia®, as spine and other bone fractures have occurred. Prolia® can cause serious side effects, like low blood calcium; serious infections, which could need hospitalization;. Skin problems; and severe bone, joint, or muscle pain. If your bones arent getting stronger. Isnt it time for a new direction . Why wait . Ask your doctor about prolia®. Ninan the congregation of charlestons emanuel a. M. E. Church is still hazelling from a white supremacist attack two years ago that left nine people dead. Chip reid spoke to the members of the church about last weeks deadly violence in charlottesville. And i thank god for his who said it . Grace. Reporter at Mother Emanuel Church in charleston, the healing will never end. Everything that went on is going to continue to go on. We have to break that cycle. Reporter parishioners here know how hate can impact a community, but they continue to preach forgiveness, despite the wounds that were ripped open here over two years ago when dylann roof opened fire on a bible study class, much like this one. Each time we come back here, we come back to a crime scene. We have to get through that every day. Reporter willie glee and cynthia amos have attended mother emanuel for years. The White Supremacy march in charlottesville, did it bring back what happened here for you . So you have a nation that does a lot of talk about race, does a lot of talk about social justice, but very few people are doing anything about it. Some people just get crazy, and they dont realize that what theyre doing to their brother or their sister. And it bothers me. Reporter it hurts. Yes, it does. The answer is always right in front of us. Reporter pastor eric manning has been leading the church since last june. Blood and soil reporter he says that despite painful rhetoric, those spreading hate can be redeemed. We think about the song Amazing Grace penned by a former slave trainer. Reporter and sung by . And sung by everyone Amazing Grace president obama, of course, sang it at the eulogy as well. How sweet the sound so surely people can change. The question is are we going to be an agent for that change or are we going to further spew the negative hatred that we know does not do anyone any good. Reporter a Lesson Learned from agonizing experience, both here and in charlottesville. Chip reid, cbs news, charleston, south carolina. Ninan still ahead, cyber experts warn that ransom attacks on American Hospitals could soon become much more serious. This is my body of proof. Proof of less joint pain and clearer skin. This is my body of proof that i can take on Psoriatic Arthritis with humira. Humira works by targeting and helping to block a specific source of inflammation that contributes to both joint and skin symptoms. Its proven to help relieve pain, stop further joint damage, and clear skin in many adults. Humira is the 1 prescribed biologic for Psoriatic Arthritis. Humira can lower your ability to fight infections, including tuberculosis. Serious, sometimes fatal infections and cancers, including lymphoma, have happened; as have blood, liver, and nervous system problems, serious allergic reactions, and new or worsening heart failure. Before treatment, get tested for tb. Tell your doctor if youve been to areas where certain fungal infections are common, and if youve had tb, hepatitis b, are prone to infections, or have flulike symptoms or sores. Dont start humira if you have an infection. Want more proof . Ask your rheumatologist about humira. Whats your body of proof . Depression is a tangle of multiple symptoms. Thats why theres trintellix, a Prescription Medication for depression. Trintellix may help you take a step forward in improving your depression. Tell your healthcare professional right away if your depression worsens, or you have unusual changes in mood, behavior or thoughts of suicide. Antidepressants can increase these in children, teens and young adults. Do not take with maois. Tell your healthcare professional about your medications, including migraine, psychiatric and depression medications, to avoid a potentially lifethreatening condition. Increased risk of bleeding or bruising may occur, especially if taken with nsaid pain relievers, aspirin or blood thinners. Manic episodes or vision problems may occur in some people. May cause low sodium levels. The most common side effects were nausea, constipation and vomiting. Trintellix had no Significant Impact on weight in clinical trials. Ask your healthcare professional about trintellix. Itthe power of nexium 24hr protection from frequent heartburn. All day, and all night. Now packed into a pill so small, we call it mini. New clearminis from nexium 24hr. See heartburn differently. Has become the number one target for hackers. Cyber crooks can sell credit card numbers for about 15 cents each, but someones medical records, that could be worth hundred of dollars. For our special series cbsn on assignment, i visited a hospital in buffalo, new york, where hackers, demanding ransom, took down the Computer Systems for six weeks. So im here at erie county medical center, its a levelone trauma center. Their entire system was hacked. The medical industry is the new number one target for hackers. Almost all u. S. Health Care Organizations have reported at least one cyberattack, and the largest American Hospital hacked this year was this facility in buffalo. All the screens were black. All the computer screens were turned off. Ninan thats pretty ominous, all black screen. Everything we had normally used was essentially unplugged from the system. Ninan dr. Jennifer pew runs the e. R. She was on staff the morning hackers sent this ransomware message, demanding 44,000 in the cyber Currency Bitcoin to unlock Hospital Data being held hostage. They went back to pen and paper for six weeks, until the systems were back online. I think its its disgusting. Theyre attacking some of the most vulnerable members of society by coming after a hospital. This is a form of terrorism. These are criminals. In our case, we decided not to to pay that ransom, but make no mistake about it this definitely affected our organization, and its going to cost us a you know, a lot of money in the long run. Reporter the hospital c. E. O. U. S. Government has a longstanding policy when terrorists kidnap americans you dont pay a ransom. Should that be the same case when they steal medical records . Well, i think everybody hospital has to make their own decision. So let me tell you why we didnt. It was a matter of integrity for the institution. Ninan reg harnish leads the Cybersecurity Firm that got the system back online. He said attacks like these are just the beginning. I think it gets a little scarer from here, honestly. Imagine, physicians, clinical staff came in one day and instead of the data being encrypted or unavailable, it was all along prescriptions, alscwhreerkz leg to amputate. Imagine alm of the data in the e. M. R. Was just wrong and you didnt know which data was wrong. Ninan you can see my full report on the next sierk monday night, right here on cbs, and also on cbsn. Up next, londons historic big ben clock is about to fall silent. Thats cool. Looking fabulous in my little black dress . Thats cool. Getting the body you want without surgery, needles, or downtime . Thats coolsculpting. Coolsculpting is the only fdacleared noninvasive treatment that targets and freezes away stubborn fat cells. Visit coolsculpting. Com today and register for a chance to win a free treatment. Over the course of 9 days sthe walks 26. 2 miles,. Thats a marathon. Because he chooses to walk whenever he can. And he does it with support from dr. Scholls. Only dr. Scholls has massaging gel insoles that provide allday comfort to keep him feeling more energized. So he even has the energy to take the long way home. Keep it up, steve dr. Scholls. Born to move. Your body was made for Better Things than rheumatoid arthritis. Before you and your rheumatologist move to another treatment, ask if xeljanz is right for you. Xeljanz is a small pill for adults with moderate to severe ra for whom methotrexate did not work well. Xeljanz can reduce joint pain and swelling in as little as two weeks, and help stop further joint damage. Xeljanz can lower your ability to fight infections, including tuberculosis. Serious, sometimes fatal infections, lymphoma and other cancers have happened. Dont start xeljanz if you have an infection. Tears in the stomach or intestines, low blood cell counts and higher liver tests and cholesterol levels have happened. Your doctor should perform blood tests before you start and while taking xeljanz, and monitor certain liver tests. Tell your doctor if you were in a region where fungal infections are common and if you have had tb, hepatitis b or c, or are prone to infections. Xeljanz can reduce the symptoms of ra, even without methotrexate, and is also available in a oncedaily pill. Ask about xeljanz xr. Ninan we end tonight at a london landmark, the historic clock tower big ben. Its falling silent on monday to undergo repairs. Instead of total every hour as it has since 1859 with a few exceptions the bell will take a fouryear break. Heres charlie dagata. Reporter its a battle thats come to be known as the silence of the bongs. Triggered after the government announced big ben would stop ringing for four years. For four years. I mean, four years. I just i simply dont understand it. Reporter its no joke. And that reaction from politician Stephen Pound is typical of those chiming in. Health and safety officials insist insist calling time out on big ben is the only way to protect the hearing of those working on the restoration of the tower. bell tota tolling that is the reason safety official says they had to shut big ben down. Theres no way work crews would operate anywhere here with that going off. But most of the work will be carried out far away from the belfry. One politician suggested telling those poor little darlings to put headphones on. Critics say safety bureaucrats managed something even the german luftwaffe couldnt do stop the bells total. Big ben refused to stop work for a second, even if his hands did shake a bit. Its a fact, during the dark days of the blitz, when death was raining down from the heavens, the house of commons itself got hit, the bells carried on. The bells are the chimes of freedom. Reporter but come monday noorng the bells will carry on no more. And then the silence really will be deafening. Charlie dagata, cbs news, london. Ninan charlie tells us until the year 2021, big ben will only toll on special occasions like new years eve, but it will continue to tell time. And thats the cbs weekend news for this saturday. Im reena ninan in new york. Thank you for joining us. Announcer the following is a paid advertisement for tai cheng, brought to you by beachbody. Two minutes, mr. Van dyke oh, hi im Dick Van Dyke. You know, back when i was doing the Dick Van Dyke show, audiences would laugh every week when id come in and tumble over the ottoman. Today, that wouldnt be so funny. A fall like that can mean broken bones, loss of mobility, loss of your independence, or even worse. So, if the aches, pains and, you know, that funny balance thing are slowing you down, keep watching this show because ive discovered an Incredible Program thats going to help everything. 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