On October 19, 1987, a confluence of geopolitical shocks and trading technology caused the Dow Jones to fall 22.6 percent in one day. Could it happen again?
Martha C. White, NBC News
Thu, 10/19/2017 - 11:05am
On October 19, 1987, a confluence of geopolitical shocks and trading technology caused the Dow Jones to fall 22.6 percent in one day. Could it happen again?