Protesters push riot police officers during a demonstration against the Constitutional Democratic Rally party of deposed President Zine El Abidine Ben Ali in the center of Tunis on Tuesday. Clashes broke out in central Tunis as police fought off protesters demanding that the new Cabinet be purged of the old guard that served Mr. Ben Ali. (Associated Press)

Protesters push riot police officers during a demonstration against the Constitutional Democratic Rally party of deposed President Zine El Abidine Ben Ali in the center of Tunis on Tuesday. Clashes broke out in central Tunis as police fought off protesters demanding that the new Cabinet be purged of the old guard that served Mr. Ben Ali. (Associated Press)