Bolsa, mercados y cotizaciones
Wall St opens down slightly on Ukraine concern
The Dow Jones industrial average fell 29.95 points or 0.18 percent, to 16,540.03, the S&P 500 lost 3.54 points or 0.18 percent, to 1,933.38 and the Nasdaq Composite dropped 6.32 points or 0.14 percent, to 4,395.01.
(Reporting by Caroline Valetkevitch; Editing by Nick Zieminski)