Tunisian protesters clash with riot police during a demonstration after the death of Tunisian opposition leader Chokri Belaid, outside the Interior ministry in Tunis February 6, 2013. Tunisia's secular opposition Popular Front said it was pulling out of the constituent assembly charged with writing a constitution after an opposition politician was killed on Wednesday. REUTERS/Anis Mili (TUNISIA - Tags: CIVIL UNREST POLITICS) Published: Úno. 6, 2013, 6:01 odp. | Foto: Reuters