Shares fall on weak results, dollar pares losses

The latest batch of lacklustre corporate results weighed down shares on Wall Street. Weak quarterly earnings from Celgene led a fall in U.S. biotech stocks, while shares of Harman International Industries fell over 7 percent after the maker of audio systems cut its 2015 profit forecast. Apple was the biggest drag on the Dow, S&P 500 and the Nasdaq indexes. The drop came after a Wall Street Journal report said supplies of the company's much-anticipated new Apple Watch were limited at the