A Chinese worker is seen at a construction site in Beijing. Economic changes in China and in other places have reduced demand and prices for commodities like the metal in the building's structure. AP hide caption

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Greek Prime Minister Alexis Tsipras speaks with reporters after meeting with eurozone leaders in Brussels on Monday. The leaders reached a tentative agreement on a bailout program that provides cash in exchange for changes in the way the Greek government operates. Geert Vanden Wijngaert/AP hide caption

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The freighter American Mariner discharges its load of iron ore in Cleveland last November. Prices for iron ore and other commodities have plunged amid economic uncertainty in China and Europe. Mark Duncan/AP hide caption

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A trader claps on the floor of the New York Stock Exchange at the close of the day after trading was paused for nearly four hours due to a "technical glitch" on Wednesday. Spencer Platt/Getty Images hide caption

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A worker welds parts in fans for industrial ventilation systems at the Robinson Fans Inc. plant in Harmony, Pa., in February. Hourly wages in the U.S. remained unchanged last month. Keith Srakocic/AP hide caption

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President Obama has proposed a rule requiring requiring overtime pay for more workers. The plan has drawn fire from many employers. Pablo Martinez Monsivais/AP hide caption

itoggle caption Pablo Martinez Monsivais/AP

A plane takes off from New York's John F. Kennedy International Airport on May 25. Airports want Congress to raise passenger fees to pay for improvements. Trevor Collens/AFP/Getty Images hide caption

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