A topsy-turvy day of trading ended with the Dow, S&P and Nasdaq giving up all of the gains they have made year to date with the Dow falling as much as 846 points at one point.
All three major indices were down at least 3% at one point.
The Dow fell more than 1,000 points for the second time this week as markets endured another bloodbath Thursday.
The Dow Jones Industrial Average fell 4.15%, or 1,033 points, to 23,861 while the Nasdaq declined 3.9%, or 275 points, to 6,777 and the S&P 500 dropped 3.75%, or 100 points to 2,581.
Here were the stories moving markets Thursday.