By Brandon Drenon BBC News, Washington Jimmy Fallon has apologised to staff at NBC’s Tonight Show following allegations that he had created a “toxic” work environment. “I feel so bad I can’t even tell you,” the celebrity host told staff. It follows an investigation by Rolling Stone magazine which exposed damaging allegations from 16 of…

Hong Kong and southern Chinese cities are battling widespread flooding as the region endures some of its heaviest rainfall on record. On Friday, streets and subway stations were underwater in Hong Kong as officials shut schools and workplaces. The weather bureau said the downpour which began on Thursday is the biggest to hit the city…

India is poised to host the prestigious G20 summit in the national capital this weekend. In a few hours, world leaders and delegates will converge in Delhi for the summit scheduled for 9 and 10 September. This is the first time the country will be hosting such a high-profile event and the authorities have pulled…

By Kelly Ng BBC News The new boss of a J-pop agency disgraced by the extensive sexual abuse committed by its late founder Johnny Kitagawa has also been accused of sexually assaulting young boys. Noriyuki Higashiyama said he could not remember reported acts which he said may or may not have occurred. He was named…

By Mariko Oi Business reporter Shares in Apple have fallen for a second day in a row after reports that Chinese government workers have been banned from using iPhones. The technology giant’s stock market valuation has fallen by almost $200bn (£160bn) in the last two days. China is Apple’s third-largest market, accounting for 18% of…

By Jean Mackenzie Seoul correspondent North Korean leader Kim Jong Un has held a ceremony to christen a new submarine, which Pyongyang claims can carry nuclear weapons. A report in state media said the submarine strengthened the country’s nuclear deterrent by “leaps and bounds”. A nuclear-attack submarine has long been on the list of weapons…

This video can not be played To play this video you need to enable JavaScript in your browser. By Nada Tawfik BBC News, New York The mayor of New York has warned that the city could be “destroyed” if it does not get more help to cope with an influx of migrants. About 20,000 new…

By Anthony Zurcher North America correspondent @awzurcher Alabama Senator Tommy Tuberville’s block on promotions for senior US military officers is entering its eighth month, causing growing headaches for the armed forces and prompting a new chorus of condemnation. One Monday, the civilian heads of the US Army, Navy and Air Force penned an opinion column…

Could cleaner air reduce the risk of suicide? BBC Future looks at the evidence. How do you prevent people from taking their own lives? There are no easy answers, but one thing is clear: suicide is a major public health problem. More than 700,000 people kill themselves worldwide every year, according to the World Health…

A selection of the best photos from across Africa and beyond this week: Images subject to copyright. Around the BBC The Comb podcasts Africa Today podcasts