Today’s Market: S&P 500 and Dow Plunge for Third Consecutive Day Yahoo FinanceDow drops more than 400 points, heads for worst day in over a month: Live updates CNBCWall St tumbles as higher Treasury yields hit tech companies ReutersUS stocks fall as Treasury yields continue climb; Tesla earnings eyed Investing.comWall Street slides as tech, consumer discretionary stocks retreat ahead of Tesla results Seeking Alpha