here's nick schifrin. >> nick schifrin: for more than 17 years, american troops have fought, and more00 have died to bring peace to afghanistan.ms have struggled to find stability, and transform a non-a existent bracy into a functioning government. and now that the u.s. is pursuing its most serious ever talks sopko has a warning.an >> it's impofor the policy-makers now to plan now for what we call the day after. don't wait until then. if you fail to plan, it's a plan to fail. >> schifri sopko is the special inspector general for afghanistan reconstruction, a government-funded watchdog whose job is to criticize government spending. in washington, he's controversial.as hence dubbed the "donald trump of inspectors general," and is unabashedly outspoken. >> i go back to what, you know, president truman said. and i'll paraphrase it. if you're inspector neral and you're doing your job and you want a friend in washington,o buy a dog. >> schifrin: today, his office released a report that lays out the risks of any peace deal. top of the list, insecurity. for civilians, afghanistan has never be

for thpbs newshour, i'm nick schifrin. >> woodruff: in this era of "me-too" relations, it is creasinglyar that the fields of science, engineering and medicine have a lot mo c to do when es to stopping or reducing sexual harassment and discrimination. a milestone report fnd between 20% to 50% of female students ie science, engng and medicine experienced harassment, often from faculty and staff. more than 50% of facultyaid they too experienced harassment. that report added new pressure on the national institutes of health, one of the biggest funders scientific research in the u.s. william brangham now has a the head of the n.i.h. joined. >> brangham: for a conversation. it's part of our wescience segment "the leading edge." >> reporter: last year's report documented an all-too common story. >> brangham: last year's report documented an all-too-common story: existing anti-harassment policies at scientific institutions simply didn't do enough to stop the problem, anda thertoo little accountability to help those who come forward. now, the director of the n.i.h., dr. francis collins, has issu

. >> woodruff: and here now is our nick schifrin, who was in hanoi last week for the summit. , what are the north koreans doing at this facility. >> this is facility they partially disassembled and now they ar reassembling what they disassembled and that includes rebuilding a testing and a railroad. the facility is once again operationabut let's put it some perspective. when you say a facility for testing, it is notmissile launch fa actuality. this is lau satellites. this is not an indication they are going to lunch a rocket or any kind of tip or icbm a hssile that could reache united states. but if they did test another hat would be a voir lation of the sceufort council rhesus -- security council resolution and the technology they use for the test site would be the same technology they use in long range missile. that's why u.s. officials are concerned. >> woodruff: there is some concern. our understanding senior administrative officials briefed reporters yesterday on a lot of this. what was leaeed. >> wearned basically the u.s. approach has shifted in a major way before hanoi

as foreignffairs correspondent nick schifrin reports, even saudi citizens here in the united states sayy can't escape the watchful eye of their government. >> schifrin: college sabior lrahman al-mutairy is carefree with his classmates, but he fee back.as to watch his >> i was extremely afraid. i had to changdimy location. 't know what could happen next. i didn't know what to expect. >> schifrin: in a manhattan art gallery, photographer danah al-mayouf is worried. >> who are these people attacking me all the tho want to basically put me in jail, want to see me homeless in america? >> schifrin: and in washington, d.c., georgetown university fellow abdullah alaoudh says even 6,000 milesrom home, there's nowhere to hide. >> they have no limits. they can reach you everywhere. they fear evercriticism. >> schifrin: three saudi citizens, living in the u.s., who say they're targeted for their criticism of the saudi government. they may be protected by u.s. laws, but they say they have no protection from saudi rveillance. >> it's a reality, and unfortunately it happening on united states soil. a

as nick schifrin reports, the two presidents are trying to overcome more than three decades of u.s.-brazil antagonism. >> we're going to exchan jerseys. >> schifrin: today at the white house, the leaders of the western hemisphere's two largest economies declared themselves on the same team, and allied in a new, north-south american axis. >> we're going to have a fantastic working relationship. we have many views that are similar. >> ( translated zil and the united states stded side by n their efforts to ensure , berties, respect for the traditional famispect for god, our creator, against gender ideology and political correctnes and against fake news. ed schifrin: jair bolsonaro is the first unaba pro-american brazilian president since the end of military rule in the 1980s, and made the u.s. his first bilateral foreign visit. >> ( translated ): it is time to overcome old resistance and explore the very best potential that is there between brazil and the u.s. after all, it is fair to say, today, brazil has a president who is not anti-american, which is really unprecedented in t last f

nick schifrin has the test. >> schifrin: stranded for days above rising floodwaters, help finally arrives as a rescue worker saves this man from a it's been five days sinctra ical cyclone tore through mozambique's port city of beira before then heading into malawi and zimbabwe. hundreds are still trapped or missing. and as rains continue these rescues grow more desperate. the storm cut off virtually all access to eastern mozambique, submerging whole villages in mileof floodwaters and washi out bridges and roads. beira, where aid is just starting to arrive. with limited supplies, aid workers attend to the critically injured, wrap rescued children b inlankets and hand out clean water. the storm's affected more than 2.6 million people in this corner of southern africa. more than 400,000 people have been displaced in mozambique alone, many forced to walk moues to higher . mothers like guida antonio are running out of supplies in a makeshift shelter in chimoio. eltonio has no food for he and needs to breastfeed her one- week-old baby. >> ( translated ): yesterday i saw that food was running ou

nick schifrin bens our coverage from hanoi. >> schifrin: after flying 8,000 miles and holding hours of high- stakes meetis with a north korean leader he considers a friend, president trump chose to drive away from the hanoi summit empthanded. >> you always have to be prepared to walk. i could have 100% signed something today. we actually had papers ready to be signed. buit wan't appropriate. i want to do it right. i'd much rather do it right than do it fast. >> schifrin: the u.s. says it asked north korea to close the yongbong nuclear facilities that produce plutonium and uranm, seen here in 2005, and what the u.s. suspects is a second uranium plant a few mileaway. but president trump and secretary of state mike pompeo also eyed a rollback of kim jong-un's entire program. >> we asked him to do more. he was unprepared to do that. even that facility, even the ngbon facility, and all of its scope, which is important, for, suill leaves missiles, warheads, and weapons systems. all of those things, we couldn'e quite there today.if >> sn: the u.s. says north korea agreed to close yongbong, bu

nick schifrin looks now the path to this divisive debate on capitol hill. >> schifrin: for years, minnesotaocrat ilhan omar has criticized israeli policies. as a candidate, she argued, that criticism was not the same as criticism of jews. >> i see there being a difference between criticism of a country, criticism of its administration and its government, and criticism of the people and their faith. >> schifrin: but in february, republicans targeted her israel comments.an she said she was being attacked because, "it's all abt the benjamins, baby," suggesting $100 bills created support for israel. when asked who she thought was paying u.s. politicians to be pro-israel, she replied, the powerful lobbying groueraipac, the aman israel publicir affas committee. her critics accused her of repeating anti-semitic tropes linking jewish influence to money. by the next day she deleted the tweets, but republicanity leader kevin mccarthy called them inappropriate. >> the language they are using is wrong. i would say their leadership is wrong for not standing up to it. it is unacceptable in this country,

rich recently sent us exclusive video of american and afghan operations an southern sitan, and nick schifrin reports on how bots are trying to use battlefield gains to force peacemaking concessions. >> hey, right up here. right up here. >> schifrin: in the 19th year of the afghan war, taliban snipers don't miss by very much. >> one of the rounds, like, hit one, two. and it just went through. i was just sitting right here, and they flew right by my head. >> schifrin: but when these u.s. marine advisors come under fire in helmand, the response is organized-- ( speaking in dari ) >> schifrin: --mapped out on an ipad, and aimed on this old russian tank-- rsexplosion ) --by afghan sold the taliban sniper was hit, and afterward, the afghan commander provided details to the u.s. marine captain. >> thank you, tashakur. >> schifrin: these days, the army does the majority the fighting-- and dying. since 2015, the afghan govement says 28,000 afghan soldiers a police have died. in the same time, the u.s. saysc 62 american semembers have died. the u.s. trains afghan forces, provides them logistics and os

foreign affairs correspondent nick schifrin brings us the latest. >> schifrin: this wer the second time, the british parliament rejected the agreemenprime minister theresa may negotiated with the european union to leave the e.u. parliament doesn't have an alternative, but it has rejected the possibility of leaving without a deal, and today, lawmakers voted to delay brexit altogether. li help walk us through what happened and what'ly to happen next, we turn to peter spiegle, the news editor at the "financial times," who joins me from london. >> schifrin: peter spiegle, thanks for being on the news hour. does ttension give the prime minister a lifeline, and is not guaranteed theu.econd will grant it. all 27 remaining countries have approve. this the message out of brussels thus far is this will be pro forma. but you occasionally hear the i frenparticular but also the spanish saying, look, if you're going to ask for an extension, wh do you need ths for? you have to let us know you will come to some resolution, whi clearly at this point the brits can't do. is this a lifeline? yes d no. for

as nick schifrin reports, there are many options ahead in this next, crucial week. >> schifrin: in theseorce proceedings, oneitide knows what ants.nt french presimmanuel macron... german chancellor angela merkel... and dutch prime minister mark rutte all endorsed a short brit extension, if, and only if, british parliament endorses the brexit pl >> we'll put it fairly and sqrely again at the door o the british parliament, because it is then for them to say yes to the wle thing. >> schifrin: but breaking up is really, reallyard, when the other side is infighting. last night, british prime minister theresa may blamed britain's brexit paralysisn parliament. >> so far, parliament has done everything possible to avoidma ng a choice. >> schifrin: but much of parliament blames her.rt non-an parliament speaker john bercow: ng none of you is a traitor. all of you are dour best. i believe passionately in the institution of parliament, ingh the of members of thisnd house,n their commitment to their duty. >> at no stage did she pause to consider whether it is the way she is leading this government! >

in 2017 the newshour's nick schifrin spoke to one of the men who worked there, worker marat mindiyarovddenly, you see a lot of comments at night, and the, re all the saah? and it's exactly the people doing their job. they have their topic, and they have a time to do itthey write it, and you see it. >> reporter: u.s. ttelligence sas so-called troll factory was financed by evgeny prigozhin, a businessman with catering companies, who's been dubbed putin's psonal chef. according to the indictment, the anolls' work wasn't limited to the internet-- rus allegedly traveled acrs the u.s., hid their identities and staged political rallies. the indictment also confirms the russians had a favored candidate: defendants' operations included supporting the presidential campaign of then-candidate donald j. trump and disparaging hillary clinton." five months later, another indictment. 12 me russians are indicted mueller's team, including members of the gru-- russian military intelligence. that's their headquarters. they're accused of hacking and stealing the democratic national committee and clinton ca

nick schifrin sorts through today's developments, during one of the most important weeks in british politics, in decades. >> schifrin: judy, the debate over brexit has divided the british people, and political parties. for two years, parliament has been unable to come to any kind of consensus. today, lmakers are trying to change that by voting on eight different versions of brexit. t i'll gthe results in a minute, but first, listen to today's appeals unity made by members of parliament: five minutes to midnight for this parliament, for this government, and for oudecountry. weperately need to find a way out of this mess. our country has spent two years tied up in knots by the prime dnister's incompatible r lines. >> after years of paralyzing conflict, we have a moral duty to open our minds this afternoon and reach for a compromise that will allow us to puthe interminablerexit row.e >> are beginning to talk about actually being able to take disionfounded on some sort of cross-party consensus and me search for majority that can be sustained. >> schifrin: that call for ntnsensus did not mute any