One night in 2016, BBC News anchor Ros Atkins was retweeted by the legendary American broadcaster Keith Olbermann. The comment? “Thank God you’re back." Two years on, despite having never met, Keith and Ros were texting each other almost every day. Keith would send pictures of his dogs, the view from his Manhattan penthouse or the oysters that he was eating. He'd also send details of his latest ratings and thoughts on Ros' show. He even sponsored the match ball at the tiny football club at the end of Ros' road in London. In Texting Keith Olbermann, Ros Atkins asks Keith what everyone...