U.S. stocks fell sharply once again on Thursday after an address from President Donald Trump failed to quell concerns over the possible economic slowdown from the coronavirus. The S&P 500 dropped 7% shortly after the open, triggering a 15-minute “circuit breaker,” which temporarily halts trading at the New York Stock Exchange. The broad index also joined the Dow Jones Industrial Average in bear market territory. The 30-stock Dow slid more than 1,600 points, or 7.%. The Nasdaq Composite dropped 7%. Before the open, futures contracts tied to the major indexes fell to their so-called limit down thresholds, sliding 5%. ... (full story)