
Unemployed school teachers clash with riot police during a demonstration in front of the Greek Parliament, in Athens, Greece, 04 May 2010. Teachers are on a two days strike protesting against strict austerity measures. EPA/ORESTIS PANAGIOTOU

Unemployed school teachers clash with riot police during a demonstration in front of the Greek Parliament, in Athens, Greece, 04 May 2010. Teachers are on a two days strike protesting against strict austerity measures. EPA/ORESTIS PANAGIOTOU

Unemployed school teachers shout slogans during a demonstration in Athens, Greece, 04 May 2010. Teachers are on a two days strike protesting against strict austerity measures. EPA/ORESTIS PANAGIOTOU

Unemployed school teachers shout slogans during a demonstration in Athens, Greece, 04 May 2010. Teachers are on a two days strike protesting against strict austerity measures. EPA/ORESTIS PANAGIOTOU

Unemployed school teachers clash with riot police during a demonstration in front of the Greek Parliament, in Athens, Greece, 04 May 2010. Teachers are on a two days strike protesting against strict austerity measures EPA/ORESTIS PANAGIOTOU

Unemployed school teachers clash with riot police during a demonstration in front of the Greek Parliament, in Athens, Greece, 04 May 2010. Teachers are on a two days strike protesting against strict austerity measures. EPA/ORESTIS PANAGIOTOU

A migrant sell umbrellas as riot police marches during a demonstration of teachers in Athens, Greece on 04 May 2010. Teachers are on a two days strike protesting against strict austerity measures. EPA/ORESTIS PANAGIOTOU