in a plane crash on wednesday. reports suggest ukraine's counter—offensive may be gathering pace. we'll have the latest. to china, where extreme weather events continue to devastate the country due to climate change. we'll bring you a special report. and all these businesses, they've been completely trashed by the floodwaters. and the people here — they don't know how they'll be able to get back to the way their lives were. london's metropolitan police is investigating a suspected data hack involving the details of potentially thousands of officers. and celebrating caribbean culture — europe's biggest street party, notting hill carnival, gets under way in london. live from our studio in singapore. this is bbc news.