Markets suffer as U.S. companies report weak earnings

U.S. companies' reporting of weak earnings and concerns over Spain's role in the E.U. financial crisis hamper stock markets worldwide.

A homeless man sleeps Oct. 23, 2012, on a piece of cardboard next to cash dispenser in Pamplona, Spain. (Associated Press)

A homeless man sleeps Oct. 23, 2012, on a piece of cardboard next to cash dispenser in Pamplona, Spain. (Associated Press)

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