The Dow dropped more than 200 points on Tuesday, handing Wall Street its worst day in almost three months on renewed fears of a disorderly default in Greece and concerns China's slowdown would hit global growth.

Based on the latest available data, the Dow Jones industrial average <.DJI> was down 204.57 points, or 1.58 percent, at 12,758.24. The Standard & Poor's 500 Index <.SPX> was down 20.94 points, or 1.53 percent, at 1,343.39. The Nasdaq Composite Index <.IXIC> was down 40.25 points, or 1.36 percent, at 2,910.23.

(Reporting by Caroline Valetkevitch; Editing by James Dalgleish)