Tunisians Head to Polls Amid Concerns Over Economy, Security

Tunisians go to the polls Sunday to elect a new assembly, in the second free election since the uprising that ousted President Zine al-Abidine Ben Ali in January 2011. The vote is seen as a test of the transition to democracy amid a region in turmoil. Henry Ridgwell looks at whether Tunisians might rescue the fading dreams of the Arab Spring.