US STOCKS-Apple, Amazon lead Wall St lower as tariffs loom By: Reuters: Company News September 17, 2018 at 13:17 PM EDT * US tariffs on Chinese goods may take effect Monday - source Read More >> Related Stocks: Adv Micro Devices Alphabet-A Amazon.com Apple Broadcom Ltd Chevron Corp Exxon Mobil Facebook Kohl's Corp Macy's Netflix Twitter, Inc.