Shigeaki Mori, the Japanese atomic bomb survivor whose hug with then US president Barack Obama at a 2016 remembrance event in Hiroshima went viral around the world, has died at the age of 88, just days after warning that the world seems on the brink of another nuclear catastrophe. Tributes have been coming in since Mori died in Hiroshima on Saturday, with many pointing out that as well as being a survivor of the world’s first atomic weapon, he was also a keen amateur historian who attracted...