Protests across Greece

Rioters clash with riot police during a demonstration against the Greek government's austerity plan in Athens on Thursday, March 11, 2010. Street clashes have erupted between rioting youths and police in central Athens as more than 30,000 people demonstrated during a nationwide strike against the government's austerity measures.(AP Photo/Nikolas Giakoumidis)

Demonstrators run away from tear gas in Athens on March 11 2010, during the 24-hours general strike to protest the government's austerity plan to solve country's debt crisis. Violence erupted on the sidelines of a Greek protest against government austerity measures Thursday, with riot police firing tear gas at hooded youths hurling firebombs and vandalising stores. Unions called out more than one million people on strike in the latest challenge to draconian spending cuts by the Socialist government aiming to reduce the public deficit of 12.7 percent of output and a debt mountain of nearly 300 billion euros (410 billion dollars). AFP PHOTO / Aris Messinis (Photo credit should read ARIS MESSINIS/AFP/Getty Images)

A riot police officer splattered with red paint, seen outside a National Bank of Greece branch during street fights at a demonstration against the Greek government's austerity plan in Athens, Thursday, March 11, 2010. Savage street clashes have erupted between rioting youths and police in central Athens as more than 30,000 people demonstrated during a nationwide strike against the government's austerity measures. (AP Photo/Nikolas Giakoumidis)

Demonstrators took to the streets in Thessaloniki on March 11, 2010, during a 24-hour general strike to protest the government's austerity plan to solve the country's debt crisis. Unions called out more than one million people on strike in the latest challenge to draconian spending cuts by the Socialist government aiming to reduce the public deficit of 12.7 percent of output and a debt mountain of nearly 300 billion euros (410 billion dollars). AFP PHOTO / Sakis Mitrolidis (Photo credit should read SAKIS MITROLIDIS/AFP/Getty Images)

A rioter is arrested by riot police during a demonstration against the Greek government's austerity plan in Athens Thursday, March 11, 2010. Street clashes have erupted between rioting youths and police in central Athens as more than 30,000 people demonstrated during a nationwide strike against the government's austerity measures.(AP Photo/Nikolas Giakoumidis)

A protestor hurls stones at riot police in Athens on March 11, 2010 during a demonstration marking the general strike, the second such protest in a fortnight against debt-driven austerity. Unions called out more than one million people on strike in the latest challenge to draconian spending cuts by the Socialist government aiming to reduce the public deficit of 12.7 percent of output and a debt mountain of nearly 300 billion euros (410 billion dollars). AFP PHOTO / Louisa Gouliamaki (Photo credit should read LOUISA GOULIAMAKI/AFP/Getty Images)

A woman passes a clothing store with broken windows after clashes in central Athens on Thursday, March 11, 2010. Savage street clashes erupted between rioting youths and police in central Athens Thursday as more than 30,000 people demonstrated during a nationwide strike against the cash-strapped government's austerity measures. (AP Photo/Thanassis Stavrakis)

A rioter sets fire to entrance of a hotel during a demonstration against the Greek government's austerity plan in Athens Thursday, March 11, 2010. Street clashes have erupted between rioting youths and police in central Athens as more than 30,000 people demonstrated during a nationwide strike against the government's austerity measures. (AP Photo/Nikolas Giakoumidis)

A riot police officer tries to avoid a petrol bomb, during clashes in central Athens, Thursday, March 11, 2010. Savage street clashes erupted between rioting youths and police in central Athens Thursday as more than 30,000 people demonstrated during a nationwide strike against the cash-strapped government's austerity measures. (AP Photo/Thanassis Stavrakis)

Riot police clash with demonstrators in Athens on March 11 2010, during the 24-hours general strike to protest the government's austerity plan to solve country's debt crisis. Violence erupted on the sidelines of a Greek protest against government austerity measures Thursday, with riot police firing tear gas at hooded youths hurling firebombs and vandalising stores. The Greek economy, which is mired in a recession, ran into more trouble on Tuesday when the national statistics agency reported the annual inflation rate jumped to 2.8 percent in February. AFP PHOTO / Aris Messinis (Photo credit should read ARIS MESSINIS/AFP/Getty Images)

Police take part in rally in central Athens, Thursday, March 11, 2010. Savage street clashes erupted between rioting youths and police in central Athens Thursday as more than 30,000 people demonstrated during a nationwide strike against the cash-strapped government's austerity measures. Hundreds of masked and hooded youths punched and kicked motorcycle police, knocking several off their bikes, as riot police fired volleys of tear has and stun grenades to disperse the rioters. (AP Photo/Thanassis Stavrakis)

Passengers sleep during a strike at the Athens International Airport Eleftherios Venizelos in Spata on Thursday, March 11, 2010. Greek public transport was halted, flights grounded and state hospitals left with emergency staff only on Thursday as workers held yet another general strike to protest painful spending cuts. (AP Photo/Thanassis Stavrakis)