that's due to two things really, hari. first is the vaccine we're using is excellent short-term protection, but then the protection begins to wane. then also some parents are withholding their children from vaccination, so we have more suspectables and now whooping cough is spreading, particularly among adolescents and young adults. >> sreenivasan: how significantly should we be concerned about antibiotic resistant bacteria? >> well, that's the bane of infectious disease doctors such as myself. the bacteria, not the person, the bacteria become resistant, so that means we have fewer antibiotics that work. that's, of course, a consequence of the widespread, often overuse of antibiotics that we're responsible for in medicine and parents often expect as well as the use of antibiotics when we raise animals for food. >> sreenivasan: there was an excellent "frontline" on that topic recently. what about the common flu? this is flu season. people are getting vaccinated or getting the shot at their offices or at small clinics. that

i'm hari sreenivasan, good night.ptioning sponsored by wnet captioned by media access group at wgbh access.wgbh.org >> pbs newshour weekend is made possible by: corporate funding is provided by mutual of america-- designing customized individual and group retirement products. that's why we are your retirement company. additional support is provided by: and by the corporation for public broadcasting and by contributions to your pbs station from viewers like you. thank you. ♪ >> a graduation recital is kind of like a big farewell and celebration to share with your audience what you learned in here, and you're taking off to your future and to your career. you really feel that connection of, you know, with your audience and saying goodbye to them. it was very memorable for me. >> the greats of tomorrow today "on stage at curtis." ♪ >> so, i chose a variety just because i wanted to try out everything i could for this recital. an

from the tisch wnet studios in lincoln center in new york, hari sreenivasan. >> sreenivasan: good evening, thanks for joining us. the white house is reportedly pressing governors to reverse course and not require doctors who treat ebola patients in africa to be quarantined. and today, one of the nation's top infectious disease experts, dr. anthony fauci, said the new policy adopted in new york, new jersey, illinois and florida could actually damage efforts to contain the disease. >> well, as a scientist and as a health person, if i were asked, i would not have recommended that. if you put everyone in one basket, even people who are clearly no threat, then we have the problem of the disincentive of the people that we need. lets not forget the best way to stop this epidemic and protect america is to stop it in africa, and you can really help stopping it in africa if we have our people our heroes the health care workers go there and help us to protect america we cant lose sight of that. >> sreenivasan: this, as a nurse, who, tested negative for ebola, was quarantined after returning from wes

i am hari sreenivasan.ve a good night. >> captioning sponsored by wnet captioned by media access group at wgbh access.wgbh.org >> pbs newshour weekend is made possible by: corporate funding is provided by mutual of america-- designing customized individual and group retirement products. that's why we are your retirement company. additional support is provided by: and by the corporation for public broadcasting and by contributions to your pbs station from viewers like you. thank you. ♪ >> i play this piece for curtis and he says the chopin was absolutely beautiful thomas that he asked me to play again. that was the main reason i got in curtis. ♪ ♪ >> we are doing duets about love. you can make out of that what you want. ♪ >> when

i'm hari sreenivasan, good night.ptioning sponsored by wnet captioned by media access group at wgbh access.wgbh.org >> pbs newshour weekend is made possible by: corporate funding is provided by mutual of america-- designing customized individual and group retirement products. that's why we are your retirement company. additional support is provided by: and by the corporation for public broadcasting and by contributions to your pbs station from viewers like you. thank you. narrator: "truly california" presented in association with... next on "truly california," for fred lyon, photography is an art. lyon: if you don't feel a terrible urgency to do it, maybe you should be selling shoes. narrator: but it's also a business. lyon: i'm not a believer in starving artists. narrator: and for over seven decades, it's been a way of life that has sustained his drive to create. lyon: on assignment, i always do the safe picture that the client expects first.

from the tisch wnet studios in lincoln center in new york, hari sreenivasan. >> sreenivasan: good evening. thanks for joining us. the united states is taking new steps to try to stop the spread of the ebola virus. enhanced screenings of travelers from liberia, sierra leone and guinea went into effect today at j.f.k. international airport here in new york. the same measures will be implemented next week at dulles airport outside washington, d.c.; newark liberty international airport; chicago's o'hare and atlanta's hartsfield. nearly 95% of all travelers from those three african countries enter the united states through these airports. under the new protocol, travelers from those countries will be taken to a special screening area, where they will be interviewed and have their temperature taken with a non- contact thermometer. thomas duncan, the liberian man who died of ebola in dallas, only became ill several days after he arrived in dallas. we'll have much more in a moment. kmart has become the latest major retailer to be hacked. the incident occurred early last month but was only disclos

from the tisch wnet studios in lincoln center in new york, hari sreenivasan. >> sreenivasan: good evening. thanks for joining us. secretary of defense chuck hagel has ordered the creation of an emergency response team in case additional ebola cases are discovered in the united states. a pentagon spokesman said the team of five infectious disease doctors, 20 critical care nurses and five experts on infectious- disease protocols would work alongside civilian health care workers. the team will be trained by army infectious disease experts starting next week. on the sunday talk shows today, the nation's top infectious disease doctor acknowledged that many smaller hospitals around the nation are not fully equipped to deal with any ebola people to think that any hospital, community hospital is totally equipped to care for the patient. they must be able to identify and isolate and then from there get them to a place where you have pre-trained people who know how to do it. >> sreenivasan: we'll have more on ebola right after the news summary. turning overseas now, american warplanes struck isis t

i am hari sreenivasan.ve a good night. >> captioning sponsored by wnet captioned by media access group at wgbh access.wgbh.org >> pbs newshour weekend is made possible by: corporate funding is provided by mutual of america-- designing customized individual and group retirement products. that's why we are your retirement company. additional support is provided by: and by the corporation for public broadcasting and by contributions to your pbs station from viewers like you. thank you. next on pov, niko thinks the paralympics are a stupid idea, but he's curious why these athletes compete. maybe you can teach me why i'm wrong. take an unexpected journey that punctures stereotypes about disability and sport. -i want to be the best. -why? who doesn't want to be the best at what they do? "my way to olympia," only on pov. to hear from the filmmaker

i'm hari sreenivasan. see you back here tomorrow night.ning sponsored by wnet captioned by media access group at wgbh access.wgbh.org >> pbs newshour weekend is made possible by: corporate funding is provided by mutual of america-- designing customized individual and group retirement products. that's why we are your retirement company. additional support is provided by: and by the corporation for public broadcasting and by contributions to your pbs station from viewers like you. thank you. ♪ >> i am here alone in the states and playing a piece. i feel i can do anything. >> the revel bugun -- literally, it means beginning in french. it makes the violin and percussion piece. i can do anything. the greatestobably violinist that ever lived, and from him, we are blessed with so many wonderful transcriptions, music or

i'm hari sreenivasan. see you back here tomorrow night.ning sponsored by wnet captioned by media access group at wgbh access.wgbh.org >> pbs newshour weekend is made possible by: corporate funding is provided by mutual of america-- designing customized individual and group retirement products. that's why we are your retirement company. additional support is provided by: and by the corporation for public broadcasting and by contributions to your pbs station from viewers like you. thank you. male announcer: brought to you in part by c.s.a.v.r, representing the 80 public vocational rehabilitation programs that are working with business to employ the talents of individuals with disabilities in america's workforce. more information at: the employment and disability institute at cornell university's i.l.r. school: advancing knowledge, policies, and practices to enhance opportunities for people with disabilities. syracuse university, whose vision, scholarship, and action connects academic excellence to ideas, problems, and professions in the worl

i'm hari sreenivasan. have a good night.aptioning sponsored by wnet captioned by media access group at wgbh access.wgbh.org >> pbs newshour weekend is made possible by: corporate funding is provided by mutual of america-- designing customized individual and group retirement products. that's why we are your retirement company. additional support is provided by: and by the corporation for public broadcasting and by contributions to your pbs station from viewers like you. thank you. male announcer: a full list of contributors is available by contacting the producer. [gentle instrumental music] ♪ [sheep bleating]

hari sreenivasan has more on both of them. >> the nobel peace prize for 2014 is to be awarded to kailashyarthi and malala yousafzai >> sreenivasan: for malala, the announcement in oslo, norway came two years and a day since a taliban attack propelled her to prominence. she'd begun advocating education for girls at age 11. in a 2009 documentary, "new york times" correspondent adam ellnick profiled malala struggle ellnick profiled malala struggling in pakistan's swat valley, where her school was shut down by the taliban. >> in the world, girls are going to their schools freely. and there is no fear. but in swat, when we go to school we are very afraid of taliban. he will kill us. he will throw acid on our face. he can do anything. >> they cannot stop me. >> sreenivasan: the taliban threats turned to action on october 9, 2012, when masked gunmen boarded malala's school bus and shot her in the head. she was flown to birmingham, england for multiple operations, but she eventually made a full recovery and, with her family, settled there. last month, she told the newshour she has no regrets abo

the campaign trail and i look forward toe election night coming up on "washington >> woodruff: and, harisaturday and sunday night on "p.b.s newshour weekend." here's a sneak peak. >> sreenivasan: on pbs "newshour" weekend tomorrow, we'll be coming to you from louisiana public broadcasting here in baton rouge. jeff greenfield reports on how brand name political families may influence tuesday's vote and how the highly contested race here in louisiana could determine control of the u.s. senate. join us on air and online tomorrow on pbs "newshour" weekend from baton rouge. >> woodruff: and we'll be back, right here, on monday. after a trip to kentucky to profile one of the most closely watched senate races in the country. and tune in tuesday for the latest election results including a special report at 11:00 p.m. eastern. that's the newshour for tonight. i'm judy woodruff, have a great weekend. thank you and good night. >> major funding for the pbs newshour has been provided by: >> carnegie corporation of new york. supporting innovations in education, democratic engagement, and the advanceme

hari sreenivasan reports >> we have the finest public health system not only anywhere in this countrywhere in the world. its a public health system that has been developed over decades it is ready for extraordinary challenges and its proving it as we speak. >> sreenivasan: new york city mayor bill de blasio sounded a reassuring tone this afternoon, a day after doctor craig spencer was diagnosed with the ebola virus and his fianceÉ and two friends were placed in quarantine. spencer, isolated and in stable condition at a new york hospital, had recently returned from treating ebola patients in guinea. but city health commissioner dr. mary bassett said the 33-year- old was symptom free during his travels: >> he was feeling well, had no fever at the time that he left guinea which was on the 14th. he continued to feel well with his onward travel from europe to the united states where he arrived at jfk on the 17th. and he continued to check his temperature daily. >> sreenivasan: officials said spencer visited the highline park, a coffee shop, and restaurant in manhattan on tuesday as fatigue

good evening, i'm hari sreenivasan. gwen ifill and judy woodruff are away.o ahead this wednesday, health officials on the look out for those who may have been exposed to ebola by the first patient diagnosed in the u.s. including five school-aged children. then, from an elite university to the city's community colleges. chicago takes steps to make college more accessible and affordable for low-income students. plus, former providence mayor buddy cianci's bid to come back and lead the rhode island city after being in prison.

good evening, i'm hari sreenivasan. gwen ifill and judy woodruff are away. also ahead this wednesday, health officials on the look out for those who may have been exposed to ebola by the first patient diagnosed in the u.s. including five school-aged children. then, from an elite university to the city's community colleges. chicago takes steps to make college more accessible and affordable for low-income students. plus, former providence mayor buddy cianci's bid to come back and lead the rhode island city after being in prison. >> frankly i did my time, i did it like a man, i paid the price and the law says i can run and i'm running. >> sreenivasan: those are some of the stories we're covering on tonight's pbs newshour. >> major funding for the pbs newshour has been provided by: ♪ ♪ moving our economy for 160 years. bnsf, the engine that connects us. >> supported by the john d. and catherine t. macarthur foundation. committed to building a more just, verdant and peaceful world. more information at macfound.org >> and with the ongoing support of these institut

from the tisch wnet studios in lincoln center in new york, hari sreenivasan. >> sreenivasan: good evening. thanks for joining us. u.s. health officials said today they have fielded inquiries about 100 suspected cases of ebola since the first case in the united states was confirmed in dallas, but that no new infections have been identified. this afternoon, officials from the centers for disease control raced to newark airport to meet a plane that had landed from brussels. two passengers believed to be from liberia became ill during the flight. later, health officials said the two apparently do not have ebola. another similar scare was reported in west florida today. and those two suspected cases in the washington, d.c., area turned out not to be ebola, either. but thomas eric duncan, the liberian man who on thursday became the first person in the u.s. with ebola, today was downgraded from serious to critical condition. joining us now from washington is one of the nation's top health experts. dr. anthony fauci is the director of the national institute of allergy and infectious diseases. the

hari sreenivasan has our conversation, recorded in our new york studios. >> paying for something withr phone isn't necessarily a new idea. i've been using mine to pay for cabs for the past year. but today apple launches its mobile payment platform called apple pay. and here to help us understand how the arrival of apple into this arena changes the game is the senior editor at technology news site ricoh. why is it a big deal that apple decides to do something google has been doing for a while. >> partially because with the google experience it is inconsistent. there is resistance from the carriers. for instance verizon has its own payment plan. and has resisted google's infrastructure, google's plan so it has been inconsistent and uneven experience on the google platform with. apple we have a completely unified experience. apple has also, it's been a lumbering giant in payments for a long time there are more ed:ity card accounts associated in the itunes infrastructure than on amazon or pay pal. and so it is-- only been a matter of time before the technology to come, and the experience

hari sreenivasan has the story. >> sreenivasan: a hazardous materials team arrived this morning at thelas apartment complex where thomas duncan stayed before being hospitalized on sunday. they collected anything contaminated, including a car that they covered with a giant plastic bag. they have been quarantined under armed guard after they refused to remain inside voluntarily. >> nobody is supposed to go inside the apartment. they are in the apartment. they cannot come out, they are not even allowed to come on the porch. >> woodruff: dallas county judge clay jenkins, the county's top administrator, voiced concern for the family's plight and apologized for the delay in removing the soiled items. meanwhile, texas health officials said they've narrowed the group being monitored to 50 people who had direct or indirect contact with duncan. crews have also cleaned schools attended by five students who were exposed to duncan. but some parents say they're far from reassured. >> and then we just got letters in the kids backpack yesterday saying they had it under control. i feel otherwise. if yo

hari sreenivasan has a look at the scientific phenomenona behind all this. >> sreenivasan: the nationaluard itself began trying to help hawaiians today. the lava that began flowing this summer from the volcano on mount kilauea is endangering a small community of about 950 residents. it may be moving slowly, at speeds of just five to ten miles an hour, but there's been no way to stop it. and now it's started to burn homeowners property there. at the same time, a whole different set of fiery images from space may also be in your daily news feed. it's the largest sunspot in more than two decades. federal officials have warned frequently about the possibility that solar flares could potentially disrupt navigation systems and radio frequencies. science correspondent miles o'brien is with us again tonight. miles, let's start with this planet first. when we think of laugh awe think of huge explosions and volcanos like mount st. helens and other places but that's not what we're talking about here. >> with mount aint helens, the most recent eruption in japan, we had what's called a pyroplastic f

hari sreenivasan has this report from minnesota. >> sreenivasan: when people go out to eat at restaurants like this neighborhood bistro in st. paul, they might be mindful of how much they're eating, or how much butter is used, or possibly calories. but most don't focus on a key component of the meal that they all share in common: salt. the center's for disease control say we eat twice as much salt as we should. three recent studies say that too much salt can lead to high blood pressure and heart disease. health officials recommend eating less, but consumers complain about the taste. enter professor devon peterson, an expert in food chemistry and analysis, he has made it his mission to revolutionize the processed food business by creating low salt products that taste good. to help with that goal he created the flavor research and education center at the university of minnesota. >> we should be reducing salt in our diet about 30% or 40%, and if you look around there's a lot of salt low options out there, or reformulations, but i suspect most people when they're opening things up at home mig

. >> ifill: hari sreenivasan sat down with johnson recently in our new york studios to understand moret idea and others that johnson explores in his new work. glass cold sound clean time light. what is it about these innovations? >> well we didn't want to just have stories about the things we think of as high technology today, right. so there's no chapter on the smart phone or something like that, right. what i was really interested is basically objects and innovations that are so ubiquitous we don't think about them as technology or a scientific break through. i also wanted to have thing that have had a really interesting history, and that involved kind of characters that areeeinteresg stories, and that led us to a series of unanticipated consequences once they got unleashed in the world. there's a thought process trying to figure out what to include. but we ended up with these six. >> sreenivasan: connect the dots forpress and the selfie. >> you invent the printing press, books get into circulation and there's this revolution of theology and science because of this. there's this othe

hari sreenivasan reports. >> sreenivasan: the newshour's margaret warner, reporting outside aleppo, syriaw clear battle lines. >> warner: we traveled into the rebel-liberated areas of northwest syria to see what 20 months of conflict had wrought. >> sreenivasan: just days after that report was filed, journalist james foley, who had done work for the newshour over the years, was kidnapped in a location nearby. 40-year-old foley and fellow captive reporter steven sotloff were beheaded by islamic qtte militants within weeks of each other recently. they are only two of the 70-plus journalists killed covering the syrian war. pá!ich has claimed the lives of nearly 200,000 syrians since 2011. the very act of telling their stories, as the conflict rages across syria and iraq, has become prohibitively difficult, and dangerous. the newshour and many other news organizations have decided not to send in staff or freelancers inside of syria until the security situation improves. today, the few international journalists who are going rarely travel outside areas controlled by the syrian regime. cbs news

he moved to new york in the plate 1950s he land add job with the hari belafonte singers. >> a lot of at the bottom. i was 21, forget it. we're here. getting to sing a solo took about four or five years. >> he also started getting work in plays and films. >> what is it you want me to do, sir? >> you did "the anderson tapes." >> i did. i shot sean conre. i didn't want to kill sean conre. >> "saturday night live" was his big break. hired in 1975, he was spend five years on the show creating classic characters like baseball player chico esquela. >> baseball has been very, very good to me. thank you very much. >> everybody was talking about "saturday night live" in those days. it was young, it was flesh. what was it like to be part of it? >> let me say this now, i'm not now that way but i am somebody who dealt with serious intro version. and at that time i was very much an introvert. and i had a cocaine problem, too, which was adding to it. so a lot of what i did was counter productive for myself in terms much really connecting with the group. >> it would be 30 years before he kicked the