A still from video shows a street in the city of Ghardia, 600 km south of the Algerian capital Algiers, in the aftermath of violent clashes which erupted between Berber and Arab communities in the region of Mzab on July 7, 2015.

A still from video shows a street in the city of Ghardia, 600 km south of the Algerian capital Algiers, in the aftermath of violent clashes which erupted between Berber and Arab communities in the region of Mzab on July 7, 2015.

© 2015 Reuters