Graffiti by Greek street artist Achilles is seen on a wall of an abandoned house in central Athens, on Wednesday, April 22, 2015. Greece is running perilously short of cash amid an impasse in bailout talks with its international creditors. Eurozone finance ministers are to meet in Riga, Latvia on Friday but hopes of a deal on Greece there have diminished. (AP Photo/Petros Giannakouris)
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