Petrol bombs thrown by protesters explode near riot police on Syntagma Square
Greek police have fired tear gas to disperse anarchists throwing petrol bombs near parliament in Athens.
Dozens were arrested during the one-day strike against planned spending cuts of 11.5bn euros ($15bn; £9bn).
It was the first union-led action since a conservative-led coalition came to power in June.
The savings are a pre-condition to Greece receiving its next tranche of bailout funds, without which the country could face bankruptcy in weeks.
Greece needs th
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Watch closely to see fiery missiles being thrown onto police