Bomb attacks, a refugee crisis, renewed fighting with Kurdish separatists and a crackdown on media outlets. That's the backdrop in Turkey as voters prepare to return to the polls on Sunday in a do-over of June's general election. The stakes are high, with a sense that Sunday's poll puts its democracy at yet another crossroads. Thirteen years of AKP rule have seen a tripling of the country's wealth, but hardball politics is rekindling fears of a return to political instability and dictatorship.