Japan stock exchange ends day at 16-year-low

Japan's main stock index has closed at a 16-year low, with sentiment dampened by sharp falls in American stocks on Friday.

The benchmark 225-issue Nikkei Stock Average closed at 12,171.37 points, down 456.53, or 3.75 percent. On Friday, the average closed down 22.66 points, or 0.18 percent.