Greece at the Crossroads: How the Future May Unfold

Greek voters will decide this weekend whether their country sticks with the austerity program set out by its creditors or challenge the status quo, a move some analysts say would put euro membership at stake.

Opposition leader Alexis Tsipras has pledged to win a writedown of Greek debt from the troika of official lenders if his party, Syriza, can turn its lead in opinion polls into victory.