Wall Street lower amid election jitters, tepid data

Wall Street slipped in late morning trading on Tuesday amid uncertainty surrounding the U.S. presidential election and tepid construction spending data. Investors have been cautious about taking large positions due to uncertainty surrounding the election and with the Federal Reserve poised to raise interest rates before the end of the year. Democrat Hillary Clinton held a 5 percentage point lead over Republican rival Donald Trump, according to a Reuters/Ipsos opinion poll released on Monday, dow