A Lebanese boy touches a mine sweeping robot of the Chinese Peacekeeping force during the open day in Tyre, Lebanon, Aug. 25, 2019. As a part of celebration to the 74th anniversary of the Lebanese Armed Forces (LAF), the open day of LAF and the United Nations Interim Force in Lebanon (UNIFIL) was held in Lebanon's southern city Tyre on Sunday. (Photo by Bilal Jawich/Xinhua)