Bolsa, mercados y cotizaciones
Wall Street opens lower amid Hong Kong tension
The Dow Jones industrial average fell 170.24 points, or 0.99 percent, to 16,942.91, the S&P 500 lost 18.25 points, or 0.92 percent, to 1,964.6 and the Nasdaq Composite dropped 45.45 points, or 1.01 percent, to 4,466.75.
The CBOE Volatility index, a measure of investor anxiety, jumped 14 percent to 16.95, its highest level since Aug 8.
(Reporting by Ryan Vlastelica; Editing by Nick Zieminski)