Bolsa, mercados y cotizaciones
Wall St. opens slightly lower after Yellen comments
The Dow Jones industrial average fell 12.3 points, or 0.07 percent, to 18,041.28. The S&P 500 lost 0.76 points, or 0.04 percent, to 2,108.19 and the Nasdaq Composite gained 4.35 points, or 0.09 percent, to 5,109.24.
(Reporting by Sudarshan Varadhan in Bengaluru; Editing by Savio D'Souza)