In this Oct. 20, 2012 photo, people line up to enter a newly opened Apple Store in Beijing. Exxon has once again surpassed Apple as the world's most valuable company after the iPhone and iPad maker saw its stock price falter.
A trader at the New York Stock Exchange watches a monitor moments before the Federal Reserve announced it would keep interest rates low through at least 2013. The news reassured investors and helped sustain a rally.
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Federal Reserve Board Chairman Ben Bernanke may look to reassure global financial markets Tuesday. Here, he arrives for a Senate Banking, Housing, and Urban Affairs Committee hearing in July.
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