U.S. and Canadian stock markets will close for one day on Monday, Sept. 7, because of the U.S. Labor Day holiday. CME (Chicago derivatives exchange) will end trading in precious-metals and U.S. crude-oil futures at 2:30 a.m. Beijing time on Sept. 8, while its equity-index futures will stop at 1 a.m. ICE (international exchange operator) will close Brent crude-oil futures trading at 1:30 a.m. Beijing time.