Trump keeps it friendly with Xi at G20 on North Korea threat

By Jeff MasonHAMBURG (Reuters) - U.S. President Donald Trump took a conciliatory tone on Saturday at a meeting with Chinese President Xi Jinping where the leaders agreed to keep working on two pressing issues: the nuclear threat posed by North Korea and bilateral trade irritants.Trump campaigned in last year's presidential election on cracking down on China for its trade practices, but he softened his rhetoric after taking office, saying he wanted to work with China on the nuclear issue.When the