get back home. for lesley chelsea all of us captioning sponsored by cbs >> ninan: dueling rallies in heart of boston. right-wing demonstrators and thousands marching against hate fill the streets. the protests are mostly peaceful but skirmishes break out. also tonight, police in the line of fire. six officers are shot, two fatally in florida and pennsylvania. terror in spain. the hunt for the suspected ringleader. things are looking up, way up, for business owners in this eclipse town. >> reporter: are you going to run out of beer? that would be, like, a major problem, probably for people. >> we're concerned. >> ninan: and time takes its toll on pig ben. the famous clock tower is about to fall silent for repairs. >> it's the reason safety officials say they had to shut

big ben down. this is the "cbs weekend news." >> ninan: good evening. i'm 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. right-wing 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 snyder-drummond marched against the rally. why was it important to come out? >> my parents didn't 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 it's 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 don't have the same views, then argue it with them. it doesn't 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 bullet-proof 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 trump's 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, he's a friend of mine. >> reporter: earlier in the week, the president downplayed their relationship, and bannon's

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. trump's first white house hires, bannon arrived with a nationalist agenda helping to craft the travel ban and influence china trade policy. >> if you think they're 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 bannon's 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 green's book "devil's 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 o'dell: >> 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 state police 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. >> it's getting tough to do the job that we've 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 they're making progress investigating the terrorist cell of at least 12 people behind the twin vehicle attacks. today, spain's 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. that's 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 they're still trying to find 22-year-old 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 it's 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 17-year-old 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, spain's 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 thursday's 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 shouldn't have happened. >> reporter: tucker's 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 that's 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 solar-fest 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 we've seen, probe maybe 10,000 at the air show. and that was over a two-day are period. >> reporter: so you're multiplying it by 10. >> i be, i know. isn't that neat? >> reporter: it wasn't just neat to lysa vattimo, who the city hired to plan. the eclipse was an. >> that's there's a hustle and a bustle and kind of an excitement and anticipation. >> reporter: in downtown madras that's 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. >> we're 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 you're from. hotels started selling out months ago. so did campgrounds. >>y will never know how many come. there's 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 don't 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 it's likely they won't be going to work on monday. it's up to $535 million way cash payout option topping $340 million. it's 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.

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>> ninan: the congregation of charleston's 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 week's 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 don't realize that what they're 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.

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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: that's 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 it's-- it's disgusting. they're 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 it's 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 long-standing policy when terrorists kidnap americans-- you don't 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 didn't. it was a matter of integrity for the institution. >> ninan: reg harnish leads the cyber-security 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

didn't 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, london's historic big ben clock is about to fall silent. that's cool. looking fabulous in my little black dress? that's cool. getting the body you want without surgery, needles, or downtime? that's coolsculpting. coolsculpting is the only fda-cleared non-invasive 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,.

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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. don't 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 once-daily pill. ask about xeljanz xr. >> ninan: we end tonight at a london landmark, the historic clock tower big ben. it's 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 four-year break. here's charlie d'agata. >> reporter: it's a battle that's 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 don't understand it. >> reporter: it's 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. there's 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 couldn't do-- stop the bells total. >> big ben refused to stop work for a second, even if his hands did shake a bit. >> it's 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 d'agata, cbs news, london. >> ninan: charlie tells us until the year 2021, big ben will only toll on special occasions like new year's eve, but it will continue to tell time. and that's the cbs weekend news for this saturday. i'm reena ninan in new york. thank you for joining us.

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