MANILA - Typhoon Rai rapidly intensified to a Category 5 storm before making landfall in the southern Philippines on Thursday (Dec 16), forcing mass evacuations and flight cancellations as floodwaters reached chest-high in low-lying communities. Rai, the 15th typhoon to enter Philippine territory this year, hit the holiday island of Siargao in the southern province of Surigao del Norte, packing...