On December 16, the Saudi city of Medina witnessed severe clashes between Sunnis and Shiites. The clashes occurred at the time of the annual Ashura gathering, when Shiites commemorate the martyrdom of Husayn, grandson of the Prophet Muhammad. Although the local press referred only to anonymous mobs, it was clear from international reporting and Saudi Shiite websites that this was a sectarian riot.

Full Text: “Sunni vs. Shiite in Saudi Arabia,” Jerusalem Issue Briefs, Vol. 10, No. 23. January 16, 2011.