Wall Street opens lower on weak earnings

Traders work on the floor of the New York Stock Exchange (NYSE) shortly after the opening bell in New York, NY, U.S. December 14, 2016. REUTERS/Lucas Jackson/Files
MoreREUTERS – U.S. stocks opened lower on Tuesday, weighed down disappointing results from a clutch of companies and as investors fretted over President Donald Trump’s policies.
The Dow Jones industrial average was down 72.9 points, or 0.37 percent, at 19,898.23, the S&P 500 was down 6.89 points, or 0.302074 percent, a