Federal Reserve Chair Janet Yellen needs to chart a course for the U.S. economy past Brexit, a potential banking crisis in China and other financial obstacles.
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A Tesla Model S on display at the Frankfurt Auto Show in 2015. Safety regulators are looking into a report of a possible safety issue with the suspension on the Model S. Tesla denies that there is any safety problem.
George Soros, founder and chairman of Soros Fund Management, speaks during the 2011 forum "Charting A New Growth Path for the Euro Zone" in Washington, D.C. Soros now appears concerned that the global economy's path looks shaky.
Manuel Balce Ceneta/AP