The Dow drops more than 175 points and oil hits its lowest level in more than a year

Stocks fell Friday amid concerns about ongoing trade tensions and economic growth.
Oil hit its lowest level since late 2017 ahead of an OPEC meeting December 6.
Trading volume was light because of the Thanksgiving holiday.Stocks fell Friday as Wall Street worried about ongoing trade tensions and the prospect of slowing economic growth around the world, with technology shares continuing to slip and oil prices hitting their lowest levels in more than a year.
The Dow Jones Industrial Average slid 0