U.S. stock indices fell on Thursday amid fresh declines in oil prices and concerns over global economic growth.

The Dow Jones Industrial Average fell 255 points, or 1.2%, to 15,660. The S&P 500 declined 23 points, or 1.2%, to 1,829 (all of its 10 sectors closed in the negative territory). The Nasdaq Composite lost 17 points, or 0.4%, to 4,266.

The S&P 500 and the Dow have lost 10% since the beginning of the year.

Boeing was the worst performer among Dow components. Stocks of the company fell by 6.45%.

This morning in Asia Hong Kong Hang Seng declined 0.80%, or 149.22, to 18,396.58. The Nikkei plunged 3.93%, or 616.77, to 15,096.62. Markets in mainland China are on holiday.

Japanese stocks fell sharply on Friday morning. The Nikkei is on track to post its biggest weekly drop since October 2008. The index lost over 12% this week.