People help rescue flood victims in Lanao Del Norte, Philippines, December 22, 2017 in this image taken from video footage obtained from social media. Climah Cabugatan Disumala / Reuters
Filipino villagers view a damaged bridge in flood-hit town of Salvador, Lanao del Norte province, Philippines, on December 23, 2017. Jeoffrey Maitem / EPA
A general view of a destroyed bridge after flash floods in Salvador, Lanao del Norte, in southern Philippines, on December 23, 2017. Richel V Umel / Reuters
A general view of a destroyed bridge after flash floods in Salvador, Lanao del Norte, in southern Philippines on December 23, 2017. Richel V Umel / Reuters
Residents are seen on top of a partially submerged vehicle along a flooded road in Cagayan de Oro city in the Philippines, on December 22, 2017. Froilan Gallardo / Reuters
Rescue workers evacuate flood-affected residents in Davao on the southern Philippine island of Mindanao early on December 23, 2017 after Tropical Storm Tembin dumped torrential rains across the island. Manman Dejeto / AFP
Rescue workers evacuate flood-affected residents in Davao on the southern Philippine island of Mindanao early on December 23, 2017 after Tropical Storm Tembin dumped torrential rains across the island. Manman Dejeto / AFP
People help rescue flood victims in Lanao Del Norte, Philippines, December 22, 2017 in this image taken from video footage obtained from social media. Climah Cabugatan Disumala / Reuters
People help rescue flood victims in Lanao Del Norte, Philippines, December 22, 2017 in this image taken from video footage obtained from social media. Climah Cabugatan Disumala / Reuters
Filipino villagers view a damaged bridge in flood-hit town of Salvador, Lanao del Norte province, Philippines, on December 23, 2017. Jeoffrey Maitem / EPA
A general view of a destroyed bridge after flash floods in Salvador, Lanao del Norte, in southern Philippines, on December 23, 2017. Richel V Umel / Reuters
A general view of a destroyed bridge after flash floods in Salvador, Lanao del Norte, in southern Philippines on December 23, 2017. Richel V Umel / Reuters
Residents are seen on top of a partially submerged vehicle along a flooded road in Cagayan de Oro city in the Philippines, on December 22, 2017. Froilan Gallardo / Reuters
Rescue workers evacuate flood-affected residents in Davao on the southern Philippine island of Mindanao early on December 23, 2017 after Tropical Storm Tembin dumped torrential rains across the island. Manman Dejeto / AFP
Rescue workers evacuate flood-affected residents in Davao on the southern Philippine island of Mindanao early on December 23, 2017 after Tropical Storm Tembin dumped torrential rains across the island. Manman Dejeto / AFP
People help rescue flood victims in Lanao Del Norte, Philippines, December 22, 2017 in this image taken from video footage obtained from social media. Climah Cabugatan Disumala / Reuters
People help rescue flood victims in Lanao Del Norte, Philippines, December 22, 2017 in this image taken from video footage obtained from social media. Climah Cabugatan Disumala / Reuters