Pedestrians walk past the New York Stock Exchange on Friday, Aug. 5, 2011 in New York. Fears that the economy might dip back into recession helped send the Dow Jones industrial average down 513 points on Thursday. European leaders are struggling to contain that region's debt problems, prompting comparisons to the 2008 financial crisis. Markets tumbled from Tokyo to London on Friday as overseas traders reacted to the selloff.
(Jin Lee / AP )