IBM, General Electric and Microsoft lead the market lower. Dow falls more than 60 points initially.
Oil prices have dropped, and currencies in Japan, China, and Singapore will be affected.
Stock prices on global index fall in the wake of concerns about Japan's economy. Japan's stock prices on the TOPIX index plunge 7.5 percent.
The Dow average rose 59 points on Friday, but was down 1 percent for the week.
At least a dozen nuclear power plants have shut down across the country and millions of buildings around Tokyo were left without power from the Japan earthquake.
Japan earthquake sends ripple through Asia and Europe. US futures point to lower open in the United States.
Stock market news is downbeat as traders, investors worldwide worry about rising oil prices, slowing growth.
Stock prices climb Monday in Asia and Europe. Stock prices expected to rise in the US.