Wall Street set to open slightly lower in light trading

By Tanya Agrawal
REUTERS – U.S. stocks were set to open slightly lower in what could be a quiet session on Friday as investors gear up for the Christmas holiday.
Volumes have been muted this week, which is also the last full week of trading this year. U.S. markets are shut for the Christmas holiday on Monday.
U.S. stocks fell on Thursday, weighed down by weakness in retailers as investors stepped back from a recent rally fueled by optimism that President-elect Donald Trump’s policie