IBM, United Tech drag Dow; Apple earnings on deck

The Dow fell 1 percent, with IBM and United Tech contributing around 118 points to the 181-point drop. Fellow Dow component United Technologies tumbled 7 percent to $102.71 and was the worst performer on the Dow after cutting its full-year profit outlook for the third time this year. "For the first time in a while, fundamentals seem to be driving the action today in an otherwise very quiet macro backdrop and probably will continue to do so for the next couple of weeks as we work through the