The Chinese government has quietly arrested a handful of hackers at the urging of the U.S. government — an unprecedented step to defuse tensions with Washington at a time when the Obama administration has threatenedeconomic sanctions. The action came a week or two before President Xi Jinping’s state visit to Washington late last month. The hackers had been identified by U.S. officials as having stolen commercial secrets from U.S. firms to be sold or passed along to Chinese state-run companies. Read more