this is bbc news. i'm tim willcox. our top stories: as iraq's prime minister declares mosul free from so—called islamic state, the un launches a humanitarian appeal to help the devastated city's residents. president trump backtracks on proposals to set up a joint cyber security unit with russia — following ridicule from within the republican party. what could brexit mean for food prices, and consumer choice? we talk to industry insiders. and i'm ben bland. us secretary of state rex tillerson is in turkey to attend a major oil conference. so what lies ahead for the black stuff? and women in india are fighting a taxing battle when it comes to personal hygiene products. hello and welcome to bbc news.

after an epic nine month battle the iraqi government has declared victory in mosul — the northern city that was overrun by so—called islamic state three years ago. the country's prime minister congratulated government troops — even as gunfire suggested there were still pockets of resistance. the landmark victory against the militants has led to the deaths of thousands of civilians and driven almost a million people from their homes. our defence correspondent, jonathan beale, sent this report from mosul. what was once a beautiful old city is now mostly rubble, every building deeply scarred or destroyed by months of war. we joined the sea rch—and—rescue teams looking for survivors. but, more often, they are just recovering bodies. with the heat, there is also the strong smell of decay.

ali's hoping against hope that his brother and his family are still alive. their house was hit in an air strike just a few weeks ago. it was being used by islamic state fighters. ali says he spoke to his brother on this phone while he was trapped somewhere under the rubble. and then, he stopped answering. all they find here is decaying corpses. it is a similar story everywhere they go. while that was happening, the iraqi prime minister was en route to mosul to declare the liberation of the city. he arrived draped with an iraqi flag, and surrounded by troops who have spent the last nine months trying to wrestle the city from is control, in the toughest of battles. this territoryjust up there is still under is control,

just a small parcel of land, and families are making their way through, any way they can, to safety. and, as you can see, they're pretty desperate. it's hard to celebrate freedom from is when you have just been fighting to survive. these families said they had little food or water. they've left behind loved ones under rubble. many will carry the scars of this battle for the rest of their lives. these children have been prisoners of is for much of their short lives. now, after three years, iraq's prime minister has declared their city liberated. but, for these families, it has come at a huge price. jonathan beale, bbc news, mosul. and you can keep up today with all the news about the liberation of mosul, by visiting our website — just go to our website bbc.com/news. president trump has backtracked on

his proposal to set up a joint cyber security unit with russia to combat election hacking. he has now tweeted that he does not think it can happen. the idea had been ridiculed by senior republicans. in a tweet, donald trump said that he and vladimir putin had discussed forming what he called a cyber security unit, to prevent such things as election hacking. now, russia is, of course, widely thought to have attempted to influence the outcome of the presidential election here last year. hence that suggestion of a cyber security unit, and an agreement to form it with russia, has been met with criticism here, even by members of donald trump's own party. two hours and 15 minutes of meetings, tillerson and trump are ready to forgive and forget, when it comes to cyber attacks on the american election in 2016.

nobody‘s saying, mr president, the russians changed the outcome. you won, fair and square. but they did try to attack our election system, they were successful in many ways, and the more you do this, the more people are suspicious about you and russia. vladimir putin denied during his meeting with trump, on the sidelines of the 620, having anything to do with attempts to meddle in the outcome of the us presidential election, and the russians say that donald trump accepted that assertion. but, nonetheless, the president's willingness to draw a line under this whole affair and move on has raised eyebrows here in the united states, not least because of the myriad of inquiries that are still underway into the whole affair, and the feeling on the part of many lawmakers here that russia is simply not to be trusted. making the news.

president trump says he did not know his eldest son met a russian lawyer who claimed to have damaging information about his election opponent, hillary clinton. donald trumer met the lawyer who said she had links to the kremlin two weeks after his father won the republican nomination last year. but trump jr says the lawyer's statements were vague and nothing came out of the 20 minute meeting. the ceasefire which came into force on sunday in south—western syria appears to be holding. rebel groups say there have been no reports of airstrikes are other violations. all parties were involved in brokering the agreement which was announced on friday. the case of the terminally ill ii—month—old british boy, charlie gard, is going back to the high court today. doctors treating him at great ormond street hospital have asked the court to consider new evidence from researchers in italy and the us.

seventy firefighters have battled a large fire in a building in london's popular camden lock market in the early hours of monday. ten fire engines were sent to the scene, near a nightclub and a covered market. there were no reports of any casualties. ben is here with all the business news. the 22nd world petroleum congress kicked off in turkey yesterday. the global oil pow wow comes amid a period of turmoil for the global oil industry. as you can see, while a global deal between major producers — but not the us — to limit supply has somewhat stabilised the price of the black stuff, oversupply now means it's of the black stuff, oversupply now means it's now on the slide again. in fact the oil price is down more than i2% this year, with strong global demand insufficient to absorb rising output from the united states and others. the latest data shows that us oil production,

driven by shale oil output, rose 1% last week to 9.31; million barrels per day. conventional wisdom was that us shale production wouldn't be cost effective with a price below $50 a barrel. however increased efficiency and technological advances have upended this. since 2013, the average well break—even price for shale — the point at which it becomes profitable — has dropped from $80 per barrel to $35. in india, a campaign against the new goods and services tax on feminine hygiene products is gathering steam. critics say the government should have waived the tax — especially since few women use these products in the first place because of social stigmas. campaigners say the government should be doing more to improve that situation, rather than make the products more expensive. we'll have a special report in world business report. asian stocks rallied on monday, lifted by wall street's strong performance on friday,

while the us sollar extended gains made after much stronger than expected june employment data. don't forget you can get in touch with me and some of the team on twitter, i'm @benmbland. theresa may's offer to give eu citizens living in the uk a so—called ‘settled status‘ after brexit has been criticised by five senior eu lawmakers. they say the proposal is a ‘damp squib‘ that offers europeans in the uk fewer rights than british citizens are being offered throughout the eu. in a letter published in several european newspapers they write: "the proposal falls short of its own ambitions to "put citizens first". and: "the british proposal carries a real risk of creating a second class of citizenship." the british government has responded with a statement saying: "the article includes a number of inaccuracies that are particularly unhelpful". it says it has always wanted a reciprocal arrangement that allows eu citizens to continue to live their lives in the uk.

"we want to give eu citizens in the uk certainty about the future of their lives as quickly as possible." the former boss of the british super market chain sainsbury‘s, justin king, has warned that brexit will mean higherfood prices, lower quality and less choice. he says our food system has been shaped by the european union for a0 years and leaving will be tough for supermarkets and shoppers. he was speaking to tom heap from the bbc‘s panorama programme. food and farming combined are by far oui’ food and farming combined are by far our biggest manufacturing sector and the european union is involved all along the chain from what grows in oui’ along the chain from what grows in our field the man who ran one of our biggest supermarkets and our main supporter says any threat to this frictionless system will be worse for shoppers. one can say very

clearly what the direction will be, higher prices, less choice and poorer quality because all of those dimensions have been improved by these open trading relationships that we have had over the last decades. he also says the eu has driven up standards. that means we can get fresh vegetables all year round. but food prices inside the european union are higher than the local average. so the probe brexit campaignerjohn wood mills thinks leaving could give us an opportunity to lower bills. go yellow food prices inside the european union va ry prices inside the european union vary from product to product at an average of the something like 20% higher than it is in the rest of the world. a very substantial scope for food prices coming down if we switch supply to outside the union. the fortu nes supply to outside the union. the fortunes of retailers and the fate of farmers will be on the hands of

those negotiating our brexit deal and future trade arrangements. in california, wild fires continue to rage in dry conditions. the us state has seen record temperatures which have encouraged the fires to spread, meaning hundreds have evacuated their homes. caroline davies reports. scorching the earth and spreading fast, wildfires continue to burn across california. 3,000 firefighters are trying to contain the flames. in santa barbara, planes and helicopters have been called in, dropping orange fire—retardant to try to stop it spreading. we're hoping that the aircraft will have an effect on the fire, and will enable our crews to get in and make a direct attack on the fire line. we're hoping to make some progress that way. the fire covers 23,000 acres. across the state, hundreds have been evacuated, roads have been closed, and homes destroyed. several injuries have also been reported, including a firefighter.

the weather conditions are not helping. there is a heat wave. as californians rush to the beaches, the national weather service has warned of life—threatening hit. parched earth and high temperatures make it even more difficult for firefighters still battling to get the fires under control. stay with us on bbc news, still to come: the word on the street: the band helping homeless people reach a global audience. central london has been rocked by a series of terrorist attacks. police say there have been many casualties, and there is growing speculation that al-qaeda was responsible.

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