the bombs. to berlin to inflict on w. far enough. this is the news live from binding u.s. troops pack up and leave northern syria paving the way for a turkish offensive against the remaining as turkey prepares to drive kurdish fighters away from the syrian turkish border the kurds accuse washington of abandoning them thank you alan to the fight against the so-called islamic state force a coming up the nobel prize for medicine goes to

a trio of scientists for their groundbreaking walk on oxygen levels in cells that researches change the way humans fight cancer and other diseases. plus environmental activists back out on the streets to door attention to the congress crisis extinction rebellious taking action in cities around the world paralyzing traffic and to pinedale big. time helena humphrey county could join me u.s. president donald trump and his plans to pull u.s. troops out of syria during far from both sides of the aisle in washington senior congressional politicians according to reverse his decision the concern that the pullout will allow turkey to in which its long planned offensive against kodesh finds his in the region fighters that have been key u.s.

allies in his fight against the so-called islamic state. leaving in a hurry american troops started pulling out of syria within hours of the official announcement. they leave behind them empty bases near the turkish border bases that had been a guarantee of safety for kurdish forces u.s. president donald trump abruptly canceled that guarantee by tweet the kurds fought with us but were paid massive amounts of money and equipment to do so they have been fighting turkey for decades it is time for us to get out of these ridiculous endless wars many of them tribal and bring our soldiers home u.s. troops were in syria to support kurdish forces in the fight against the so-called islamic state but turkey has long resented the presence of kurdish paramilitaries near its border it considers them terrorists kurdish groups in the region have

protested the move they feel abandoned by the u.s. and they fear a turkish invasion is imminent. he. has a visit greenlight a trump gave to air to one will actually complicate the crisis in the region. and. it will provide islamic states with an opportunity to regenerate and control areas such as russia and terrorism or again a couple commentators for. turkish president recha tayyip erdogan gave the kurds a stark warning that suited their is a phrase that we always say we can come any night without warning. and our determination remains because it is absolutely out of the question for us to further tolerate the threats from these terrorist groups. the international community has raised serious concerns when you would arm for c.t.'s in the north

east with not only exacerbate civilian suffering can be to massive displacement but when or so re scsi very undermining current political efforts we treat as you know support there are 6000000 displaced people inside syria there is more than 5 and a half 1000000 refugees in the neighboring countries and it's a conflict that has gone on for far too long and therefore if you prefer that takes place at the moment has to take into account to ensure that we don't see any further displacement. on the ground in syria kurds are waiting for the next blow to fall in a region that's seen its share of misery and violence already. well the situation has become even more confused this chump issued a threat to turkey he tweeted it as i have stated strongly before and just to reiterate if turkey does anything that i in my great and unmatched wisdom consider to be off limits i will totally destroy and obliterate the economy of turkey.

a correspondent in turkey you know han has this assessment. u.s. president trump sudden decision to pull back american troops from north and syria has provoked an angry response from syrian kurdish forces in the area for a long time they have been considered not only by the u.s. but by many countries as the most effective group in the battle against the so-called islamic state the kurds have lost thousands of fighters in this battle now they're accusing president trump of the bandon in them and leaving them exposed to a turkish military assault the turkish government on the other hand has long pushed for a military operation in syria's north east because it considers the syrian kurdish fighters that are terrorists and the threat to turkey's national security turkish president of add one also says he plans to resettle at least 2000000 syrian refugees in what he calls

a safe zone but many questions remain on oncet it is unclear for example what scope this turkish military operation might have and when it might start a correspondent there a 14 from istanbul now the nobel prize for medicine has been awarded to 3 scientists from the united states and britain they were chosen for their pioneering discoveries of the way blood cells sense and adapt to the body's oxygen availability is the 1st prize announced by the nobel committee this year nobel prize in physiology or medicine jointly to with kaylyn sir peter rockliffe great get some ounce of. this year's winners of one of the world's highest profile awards worked for the most part independently of each other the announcement caught them unawares 4 in one and at that point i think it was just so surreal and i sort of had this out of body feeling of just great appreciation and i

got to start so thrilled to share this with all the people who have met meant so much to me in my life well to life to all in a little bit surprised at this morning yeah i have a deep sleep 1st. i did wake up eventually but by the time i got to the phone it was too late and so i said to myself i wonder if this is somebodies idea of a bad joke in the middle sort of the 3 scientists were chosen for their work on how cells sense and adapt to oxygen the gas is a key part of converting food to energy but oxygen levels can fluctuate dramatically in the body. when you exercise climb to high elevations or are pregnant the oxygen levels available for metabolism go up and down to keep functioning the body's cells have to be able to adapt to these changing levels kalends amends and radcliffe's work covers details of the mechanisms that regulates

that adaptive process but i would say the benefit is understanding these fundamental mechanisms but the practical applications are yet to come and that's. what's centralized simply discovery that it will then sell for so many possibilities and it creates new research and yes for example in healing wounds or in treating patients who suffer from severe anemia or even cancer. with their discovery kalen ratcliffe and samantha have laid the groundwork for a whole new era of drug development one that is now starting to address conditions that modern medicine seeks to heal. all right let's bring you up to date now with some of the other stories making news around the world hundreds of haitians have joined protests in the capital port au prince demanding the ouster of embattled president job in n.y.c. the demonstrators are angry about corruption rising inflation and a lack of food and fuel at least 17 people have been killed in the past 3 weeks of

unrest brazilian police have opened an investigation into possible criminal activity surrounding an oil spill off the country's north eastern coast oil slicks polluted beaches over the weekend and cleanup efforts on now underway the country's coastal region is renowned for its sandy beaches and is popular with tourists. a stolen truck has plowed into cars waiting at a traffic light in the german town of limbo again injuring 16 people the male driver has been detained and police said they are investigating whether it was a traffic and traffic accident or an attack. the climate activist group extinction rebellion has launched a series of global protests to pressure governments to do more about the climate crisis demonstrations kicked off in australia in new zealand and in european cities they brought traffic to a standstill more than $200.00 activists were arrested in london and here in berlin

a block to major intersections demanding that while leaders cut net greenhouse gas emissions to 0 by the year 2025. to $3000.00 members of the group extension rebellion stage step process in the heart of bending and say civil disobedience is the only effective way to draw attention to the climate crisis. we decided to do this. because for the last 3 decades demonstrations and petitions having to achieved anything even friday's to future the core of the climate movement doesn't achieve anything with their registered demonstrations so we have to go further it's our duty. they came from all over the country to block off roads new york comic landmarks in the german capital this was part of a coordinated action with other ex thanks to a rebellion groups around the world their message is clear and one of those who voiced it was kind of an advocate to cut 10 of the german rescues she see watch as

a fight it is time for the german government to tell the truth and declare the state of the call logical imagine see. the mood was cheerful but public reaction was mixed he fired a lot of eyes album i usually get around by bicycle everyone should do something to protect the environment if they can. balance traffic is already stressful and when i have to make a detour because of the protests i don't know where to go it irritates me. from the victory cullen to potsdamer platz in the city center the process which had been approved by burning off our eighties passed off without major incident some demonstrators were confronted by police but the extension rebellion activists continue long after dark to make their presence felt. pulse in the plots in the heart of berlin is one of the busiest traffic junctions in the city and though it's

normally busy with cars today it's also link with climate activists the so-called extinction rebellion has taken over the sides in the global process and what they're asking for through these acts of civil disobedience is drastic measures of climate protection meanwhile the german government here in berlin that's come under scrutiny for not offering these measures the climate activists however are showing their mean it they want to continue these acts even though the police is trying to remove them from the site. throughout the coming week. thanks well the rugby world cup might be winding towards its knockout stages in japan but in the capital tokyo a global day rugby tournament took to the pitches its 1st of its kind in asia while the teams might be competitors on the field the message is very much one of inclusion. the sox make a statement the jerseys these players wear as well and when it comes to the rugby

from the lineout to the scrum. all 80 minutes. these mostly l.g.b. t. players are making a statement to the greater rugby playing world. who are here clear and ready to take on anyone. i honestly think rugby is such an inclusive sport so welcoming a club welcomes any age any religion any race any sexual orientation so i think rugby just has the ethics and the morals of what we stand for now that's all well and good inclusive welcoming ethics but in fact world rugby while it's taking steps toward greater inclusive eddie is taking its time fighting homophobia. i'd like to see more of the home unions. really step up and say we will. back you up we will we will be behind you we have currently we only have 5 home

unions that have signed a memorandum of understanding that says they will combat homophobia in sport 5. world rugby has more than 100 member countries so the battle will rage on for these players not all of them l g b t though the clubs take in all who want to play and they take on many many clubs that have never encountered a gay team. on people going out and then once he beat them the 1st time that he went against the team you see you see in their eyes. and you know you've earned their respect you have gone out and you change people's minds. in this tournament match the pink clad beijing doubles challenge the world barbarians it wasn't altogether clear one turns out of course the street players included they're all on . the same team area. you're watching the news live

from helena hong frank coming up in business news with stephen bates i'll be back with more news for you at the top of the out get the latest news from around the world on our web site that is when you call thanks for your company and.