5 steps China, US and Russia could take at Apec to defuse nuclear risk

Is a trilateral summit between China, Russia and the United States possible during the Asia-Pacific Economic Cooperation forum in Shenzhen? If so, it is striking that US President Donald Trump sees such a meeting focusing less on Ukraine, saying: “we would have it to talk about nuclear weapons and denuclearisation.” How might this start? The US says China is the…