A resident secures the roof of his house in preparation for Super Typhoon Mangkut in Candon City, Ilocos Sur province, north of Manila on Sept. 13, 2018. The most powerful typhoon of the year roared toward the Philippines on Thursday, prompting thousands to evacuate ahead of its heavy rains and fierce winds that are set to strike at the weekend. (Photo/Agencies)
A resident secures the roof of his house in preparation for Super Typhoon Mangkut in Candon City, Ilocos Sur province, north of Manila on Sept. 13, 2018. The most powerful typhoon of the year roared toward the Philippines on Thursday, prompting thousands to evacuate ahead of its heavy rains and fierce winds that are set to strike at the weekend. (Photo/Agencies)
Workers roll advertising billboards along main road EDSA in preparation for the coming of Super Typhoon Mangkhut before it hits the main island of Luzon, in Quezon City, Metro Manila, Philippines, Sept. 12, 2018. (Photo/Agencies)
A worker adjusts a spotlight of an advertising billboard along main road EDSA in preparation for the coming of Super Typhoon Mangkhut before it hits the main island of Luzon, in Quezon City, Metro Manila, Philippines, Sept. 12, 2018. (Photo/Agencies)
Rescuers ready their gear before Super Typhoon Mangkhut hits the main island of Luzon, in Muntinlupa, Metro Manila, in Philippines, Sept. 13, 2018. (Photo/Agencies)