Philippine President Rodrigo Duterte (C) leads a command conference on typhoon Mangkhut at the National Disaster Risk Reduction Management Council (NDRRMC) headquarters in Quezon City, Philippines, Sept. 13, 2018. Philippine authorities warned the public of floods, landslides and high waves even before Typhoon Mangkhut hits the northern tip of the Philippine main Luzon Island this weekend. (Xinhua/Rouelle Umali)