US STOCKS-Wall St rallies on U.S.-China trade optimism By: Reuters: Company News February 15, 2019 at 14:25 PM EST * Indexes up: Dow 1.41 pct, S&P 0.82 pct, Nasdaq 0.40 pct (Updates to late afternoon, changes dateline, byline) Read More >> Related Stocks: 3M Co Amazon.com Boeing Co Caterpillar Deere & Co NVIDIA Corp United Technologies