Riot police try to extinguish flames from a petrol bomb thrown by protestors outside the Greek parliament in Athens on Feb. 12, 2012. Tens of thousands of protesters gathered in the square outside Parliament as a parliamentary debate began. As the crowds grew, a few hundred anarchists started to throw bottles and firebombs at police, who responded with tear gas and stun grenades.
Rumors are rife of a Greek exit from the eurozone. While no country has yet dropped the common currency, there are some indications of what will transpire if Greece does.