Dow down, says Fox

Taking a cue from Europe, [and, perhaps, from Warren Buffett's comments posted about an hour ago], U.S. markets are posting steep losses as traders worry about dimming global economic prospects and a sluggish response from policymakers. The broad S&P 500 is down 1%, while the Dow is off 90 points, or 0.71%, in choppy trading.Source: Fox email update