U.S. stock market opens, all three major indices decline, with the Dow down 0.98%, the S&P 500 down 1%, and the Nasdaq down 1.8%. JD.com (JD.O) rises 0.5%, with the company's fourth-quarter revenue exceeding expectations, achieving double-digit growth. Tesla (TSLA.O) opens down 3.7%, after an institution labeled it as a 'bearish new option' and simultaneously lowered its target price.