good morning. it s thursday october 20th. our main story. the prime minister s position is looking increasingly vulnerable today after some of her own mps called for her to resign. it followed a chaotic day for the government with the resignation of the home secretary, accusations of bullying, and confusion over whether the chief whip had resigned. our political correspondent ione wells reports. reporter: is this a coalition of chaos, mr schapps? - another day, another new cabinet minister. grant shapps, sacked just six weeks ago by liz truss, returns as her new home secretary. look, obviously it s been a turbulent time for the government, but i think the most important thing is to make sure that people in this country know that they ve got security and that s why it s a great honour to be appointed as home secretary. he stepped up after suella braverman stepped down, resigning over two data breaches. but have a look at her resignation letter. she wrote to the prime minister
the story starts right now. martha: thanks, john and sandra. good afternoon. i m martha maccallum. there s a lot at stake and going on behind chosed doors at this hour. we have high level meetings among members of the israeli government, possibly deciding if there is a deal that they can pass in their government to free some of the faces and the people behind them that you re seeing right now on your screen. about 50 hostages, women and children, in this first group is what is being considered right now. would be an exchange for a multiday pause in fighting and also for the release of about 150 palestinian prisoners to include women and some under 18 as well. so president biden made a comment on this not that long ago saying we re now very close. you can see these loved ones of hostages gathering in tel aviv. looking at their pictures, lighting candles, bring alma back says that poster. all of these families distraught for over a month now. the president was asked about t
details on that later. back to you. thanks very much. offshore wind farms have been helping to power britain for many years now, and traditionally these are built onto the sea floor, meaning they can only be placed in relatively shallow water. yes, but now the race is on to develop turbines that can be placed in deeper water, where the winds are often stronger. our climate editor, justin rowlatt, reports. there s always a long boat journey when you go out to an offshore wind farm. you get stronger winds further out to sea. conventional wind turbines are built up from the sea bed. they need shallow water up to about 60 meters deep, which is why these turbines represent a wind revolution. now, i know these wind turbines look pretty similar to the kind of offshore wind turbines you ve seen before. but these really are different. these are an engineering triumph. each one of them is almost 190 metres high. that s about the same height