NEWSPolice, strikers clash in GreeceRiot policemen try to avoid a petrol bomb thrown by protesters during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016. Clashes have broken out between Greek police and youths throwing fire bombs and stones, as tens of thousands of people march through central Athens to protest planned pension reforms.Thanassis Stavrakis, APA protester uses a fire extinguisher against riot policemen during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016.Thanassis Stavrakis, APA riot policeman clash with protesters during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016.Petros Giannakouris, APA member of the PAME Communist-affiliated union shouts slogans during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016. Unions called the strike to protest pension reforms that are part of Greece's third international bailout. The left-led government is trying to overhaul the country's ailing pension system by increasing social security contributions to avoid pension cuts, but critics say the reforms will lead many to lose two-thirds of their income to contributions and taxes.Petros Giannakouris, APProtesting lawyers shout slogans during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016. Unions called the strike to protest pension reforms that are part of Greece's third international bailout. The left-led government is trying to overhaul the country's ailing pension system by increasing social security contributions to avoid pension cuts, but critics say the reforms will lead many to lose two-thirds of their income to contributions and taxes.Petros Giannakouris, APMembers of the PAME Communist-affiliated union protest during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016.Petros Giannakouris, APMembers of the PAME Communist-affiliated union shout slogans during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016. Unions called the strike to protest pension reforms that are part of Greece's third international bailout. The left-led government is trying to overhaul the country's ailing pension system by increasing social security contributions to avoid pension cuts, but critics say the reforms will lead many to lose two-thirds of their income to contributions and taxes.Petros Giannakouris, APA protester prepares to throw a petrol bomb at riot policemen during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016.Thanassis Stavrakis, APRiot policemen try to avoid a petrol bomb thrown by protesters during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016.Thanassis Stavrakis, APA riot policeman falls down as protesters throw a petrol bomb during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016.Kostas Tsironis, APA protester kicks a tear gas canister amid clashes with riot police during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016.Petros Giannakouris, APProtesting lawyers shout slogans as their colleague holds up during a 24-hour nationwide general strike in Athens, Thursday, Feb. 4, 2016.Petros Giannakouris, AP