A Tunisian police officer clashes with radical Islamist movement Ansar al-Shariah supporters, in Ettadhamen, near Tunis, Sunday May 19, 2013. Tunisia's Interior Ministry on Friday banned a conference ... more 
A Tunisian police officer clashes with radical Islamist movement Ansar al-Shariah supporters, in Ettadhamen, near Tunis, Sunday May 19, 2013. Tunisia's Interior Ministry on Friday banned a conference by the North African country's most prominent ultraconservative Islamic group, setting up the possibility of a confrontation over the weekend. (AP Photo/Nawfel) less 
1 / 30
Associated Press | Photo By Nawfel
Sun, May 19, 2013 10:18 AM EDT