Energy drags Wall St lower; S&P down slightly in August

By Rodrigo Campos NEW YORK (Reuters) - Stocks ended lower on Wall Street on Wednesday, as energy shares tracked oil prices lower, and the S&P posted a loss for August, the first negative month for the benchmark index since February. The Nasdaq gained 1 percent in August and the S&P shed 0.1 percent, speaking to stocks' resiliency after the S&P hit an all-time high mid-month. The energy sector of the S&P 500 ended 1.4 percent lower on Wednesday, its largest daily decline in three