US STOCKS-Earnings trigger Wall St selloff, data weighs further
* Durable goods data sharply below expectations
* Caterpillar, Microsoft shares slide after results
* Indexes down: Dow 1.7 pct, S&P 1.2 pct, Nasdaq 1.5 pct (Updates to afternoon)
By Rodrigo Campos
NEW YORK, Jan 27 (Reuters) - U.S. stocks tumbled on Tuesday, with Microsoft and Caterpillar shares down sharply after quarterly results, while an unexpected decline in durable goods orders also weighed on sentiment.
Energy shares on the S&P 500 were looking to post their sixth positive day in the last seven, boosted by a more than 2 percent rise in the price of crude futures.
Microsoft fell nearly 9 percent to $42.93 the day after the Dow component reported results. The main engine of its historic earnings power, selling Windows and Office to big businesses, is showing signs of waning.
Shares of construction and mining equipment maker Caterpillar fell 7.4 percent to $79.69 after its net profit came in below market expectations.
Many multinational companies have posted disappointing results and forecasts, with the stronger dollar a common culprit. Continuación...