Police have fired tear gas at protestors gathered outside the Greek Parliament building. The country has ground to a halt, with workers walking out of jobs in a 24-hour public sector strike, angry at the government's policy of cuts. All flights in and out of Greek airports are grounded, while hospitals are relying on emergency staff. RT's Sara Firth reports from Athens. Also, RT talks to Nick Skrekas, who's an economic analyst and international lawyer.