By the CNN Wire Staff
updated 8:32 PM EDT, Thu October 18, 2012

Athens (CNN) — Tens of thousands of people rallied across Greece Thursday to protest further tough austerity measures, as a general strike essentially shut down much of the country’s transportation network.

Clashes broke out in Athens after protesters threw stones and bottles at police and chanted slogans saying they had no place policing a peaceful demonstration.

The rallies come as European leaders gather in Brussels, Belgium, for a summit where they will work on building closer ties between eurozone countries. The move is seen as critical to converting recent progress on fixing the region’s debt crisis into a sustainable path to growth….

Go here for the video and information: