Construction workers install natural gas pipes in the northern port city of Thessaloniki, Greece, on Wednesday, Jan. 9, 2013. Greece has entered a sixth year of economic recession, and faces record high unemployment and homelessness rates as it struggles to tackle an acute financial crisis.(AP Photo/Nikolas Giakoumidis)

Associated Press
Construction workers install natural gas pipes in the northern port city of Thessaloniki, Greece, on Wednesday, Jan. 9, 2013.  Greece has entered a sixth year of economic recession, and faces record high unemployment and homelessness rates as it struggles to tackle an acute financial crisis.(AP Photo/Nikolas Giakoumidis)
Construction workers install natural gas pipes in the northern port city of Thessaloniki, Greece, on Wednesday, Jan. 9, 2013. Greece has entered a sixth year of economic recession, and faces record high unemployment and homelessness rates as it struggles to tackle an acute financial crisis.(AP Photo/Nikolas Giakoumidis)
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