Description:Establishment heir and New Democracy leader Antonis Samaras cast his ballot in Greece Sunday where election results could upturn financial markets the world over. A re-run of a May 6 vote that ended in stalemate, the election amounts to a referendum on the punishing terms set by international lenders as the price of saving Greece from bankruptcy - withering tax hikes, job losses and pay cuts that have helped condemn Greeks to five years of record recession.(0:48)