The blue chips tacked on slight gains after a tumultuous session on Wednesday, capping an eight-day rout in which the Dow shed more than 850 points.More headlines from FoxBusiness.com:http://email.foxnews.com/t?ctl=12610:7469D46E31DAE9CA2F4BC4C1DA899BF0&------------------------------------------------------------To learn more about all of our newsletters and alerts visit: http://email.foxnews.com