President Trump's legal woes and escalating trade tensions are rattled already edgy markets.<br />According to Business Insider, all three major US indices slumped Thursday.<br />The fall comes one day after the S&P 500 set a record for its longest bull run in history,.<br />The Trump administration enacted tariffs on an additional $16 billion worth of Chinese goods.<br />The move prompted an in-kind response from Beijing.<br />The countries are in their second day of mid-level trade talks. Little progress is expected. <br />
