Tunisians run away as police use tear gas during a demonstration against Tunisia's ruling Constitutional Democratic Rally party (RCD) in the center of Tunis, Jan. 18. 2011. Tunisian interim president Foued Mebazaa and Prime Minister Mohammed Ghannouchi quit the RCD Tuesday reported official TAP news agency. Three ministers belonging to the Tunisian Labor Union (UGTT) also resigned from the unity government on Tuesday, arguing the overwhelming presence of RCD members in the newly named government. [Bi Gaofeng/Xinhua]