Bubble trouble! Dow drops 600 points, briefly falling below 30,000 amid concern about GameStop trading frenzy

D U.S. stocks fell sharply on Friday as heightened speculative trading by retail investors continued to unnerve the market. The Dow Jones Industrial average lost 620 points, or 2%, after falling below the 30,000 mark at its session low. The 30-stock benchmark is on track to post its worst day since October. The S&P 500 … Read moreBubble trouble! Dow drops 600 points, briefly falling below 30,000 amid concern about GameStop trading frenzy