Participants, dressed in Red Army uniforms, rehearse as they wait to attend a revolutionary song singing competition to celebrate the upcoming 90th anniversary of the founding of the Communist Party of China (CPC), in Chongqing municipality June 30, 2011. [Photo/Agencies]

An employee stands behind a smashed shop window following two days of violent demonstrations around Syntagma square in Athens June 30, 2011. The streets of the Greek capital were calm on Thursday ahead of a vote expected to approve a final austerity bill that is needed to avert default. [Photo/Agencies]