Name: Dow drops more than 650 points: Should we be concerned?
Uploaded: Fri Feb 02 2018 21:10:11 GMT+0000 (UTC)
Duration: 2 min 10 s
Description: U.S. stocks fell sharply Friday, with the Dow Jones Industrial Average dropping by more than 650 points and marking the worst week in two years. CNBC’s Dominic Chu explains if the decline is cause for concern.

Feb. 2, 201802:10