US equities mostly lower, with a rotation out of technology stocks leaving the Nasdaq nursing its worst single session decline in over >3-weeks - Dow up +23-points or +0.09%, with Caterpillar Inc (up +1.70%) the leading index constituent. American Express Co fell -1.4% following a report in The Wall Street Journal that the Federal Bureau of Investigation has launched an investigation into AmEx's foreign-exchange pricing. However, the broader S&P500 eased -0.28%, NASDAQ fell -1.19% (to 7,995.17) to post its worst single session performance since 15 August and pushing the index back under the <8,000 mark. Netflix Inc tumbled -6.2% and let an across-the-board retreat for the FAANG stocks. Facebook Inc (down -2.3%) chief operating officer (COO) Sheryl Sandberg testified in front of Congress along with Twitter Inc's (-6.1%) chief executive officer (CEO) Jack Dorsey, addressing alleged online election meddling and how to crack down on abuse seen on social platforms. Global trade also remained in focus, with discussions between Canada and the US resuming. Both countries are looking to find common ground to revamp the North American Free Trade Agreement (NAFTA) after the last round of talks last week ended without a deal.