A security worker brings money to a National Bank branch in Athens on Sunday. Greeks have been withdrawing euros in anticipation of a possible default on the country's debt payments early next week.
People stand in a line to use the ATMs of a bank in the northern Greek city of Thessaloniki on Saturday after the country's prime minister announced a snap referendum on an international bailout — pushing Athens toward a Tuesday deadline for a plan to prevent default on its IMF debt.
In China's Anhui province, a worker unloads steel bars at a factory. A slowdown in China and other major nations threatens to pull the global economy into recession, the International Monetary Fund warns.
Monument to headier times: The euro logo outside the European Central Bank in Frankfurt. The International Monetary Fund has warned of possible deflation in parts of Europe.
Frank Rumpenhorst/AFP/Getty Images