Al-Jazeera Video: Tunisian 'Caravan of Liberation' reaches Tunis

"Tunisians who defied an overnight curfew to march towards the capital, are demanding the resignation of the interim prime minister.

They described their journey as a "Caravan of Liberation".

But the interim prime minister and his cabinet are refusing to bow to public pressure.

From Tunis, Hashem Ahelbarra reports. "