After several record-setting days, markets are flat to down at the moment. Dow futures are down 139, as the S&P 500 fights to hold on to a single point. The NASDAQ is up about three points. All as investors digest the latest round of earnings. Plus, President Trump's meeting with Chinese President Xi Jinping seems to have gone well, with rare earth restrictions lifted.
You don't need to be a rocket scientist to understand why NASA implemented this policy: In July, dual Chinese/American citizen Chenguang Gong admitted to a lengthy industrial espionage campaign that saw him download information on sensors used by aircraft to confuse infrared-seeking missiles, plus data on radiation-hardened cameras that the US placed in orbit to give an early warning of incoming rockets and hypersonic vehicles. China has also recruited spies at the US Navy.