If the Dow dropped 22% like it did in 1987, it would mean a loss of more than 5,700 points today
October 19, 2018 at 13:23 PM EDT
Friday marks the 31st anniversary of "Black Monday," by far the worst day ever in the U.S. stock market. On that day, the Dow plummeted 22.6 percent, or 507.99 points at the time. If that kind of plunge were to happen today, the point loss would be far worse.