Algeria's new President Abdelmadjid Tebboune (L) and Algerian interim president Abdelkader Bensalah attend an inauguration ceremony at the Congress Palace in western Algiers, Algeria, Dec. 19, 2019. Tebboune was inaugurated in an official ceremony held at the Congress Palace in western Algiers, and attended by high ranking state officials, representatives of diplomatic missions, political leaders and civil society representatives. (Xinhua)