U.S stock market plunged 252 points on 6 January 2016 as falling oil prices and North Korea nuclear tests combined to send the Dow Jones to below the support level of 17,000. This marked a terrible start to the year 2016 as investors are spooked by global issues affecting economic growth. SG Wealth Builder U.S stock market The bright spot is that U.S data continue to support the notion that U.S job market is improving and that the U.S economy should be able to withstand these headwinds. However, investors should be cautious and heed the warning from the stock market. Dow Jones had reached an incredible record level of 18,200 in 2015 and is showing signs of peaking. As there will always be cycles of ups and downs in the stock market, existing investors with substantial stock holdings may want to take profits or cut losses on their ......