Wall Street falls for second day as tepid data weighs

Traders work on the floor of the New York Stock Exchange (NYSE) in New York City, U.S., May 2, 2016. REUTERS/Brendan McDermid

NEW YORK (Reuters) - U.S. stocks declined for a second day on Wednesday, weighed down by tepid data on private sector U.S. jobs and a retreat in biotech shares. The Dow Jones industrial average <.DJI> fell 99.17 points, or 0.56 percent, to 17,651.74, the S&P 500 <.SPX> lost 12.2 points, or 0.59 percent, to 2,051.17 and the Nasdaq Composite <.IXIC> dropped 37.59 points, or 0.79 percent, to 4,725.64. (Reporting by Caroline Valetkevitch in New York; Editing by Nick Zieminski)