Men crosses deep floodwaters in San Juan, north of Manila, Philippines. Widespread flooding paralyzed the Philippine capital and many other areas on Wednesday as rescue efforts focused on the large number of distressed residents who are still marooned on their roof tops and unable to move to high ground. – Photo by AP

Rescuers carry residents on a rescue boat along flooded areas in Marikina, east of Manila, Philippines. A fresh deluge forced more evacuations along fast-rising rivers in the Philippine capital Thursday, as the city and surrounding areas struggled to deal with widespread flooding triggered by nearly two weeks of relentless rains. – Photo by AP

A soaking wet child sits on a post on a flooded street in suburban Manila. More than one million people in and around the Philippine capital battled deadly floods on August 8 amid relentless monsoon rains, with neck-deep waters trapping slum dwellers and the wealthy on roofs. – Photo by AFP

The overflowing Marikina river in Marikina, Metro Manila, is seen in this aerial photograph released by the Department of National Defense August 8, 2012. Emergency workers and troops rushed food, water and clothes to nearly 850,000 people displaced and marooned from deadly floods spawned by 11 straight days of southwest monsoon rains that soaked the Philippine capital and nearby provinces. – Photo by Reuters

Houses swamped by floodwaters in Bulacan province, north of Manila is seen in this aerial photograph released by the Department of National Defense August 8, 2012. About 60 percent of Manila, a sprawling metropolis of about 12 million people, remained inundated on Wednesday, Benito Ramos, head of the national disaster agency. – Photo by Reuters

A man retrieves a wooden stick as he stays on top of waiting shed at a flooded area in Marikina, east of Manila, Philippines. A fresh deluge forced more evacuations along fast-rising rivers in the Philippine capital Thursday, as the city and surrounding areas struggled to deal with widespread flooding triggered by nearly two weeks of relentless rains. – Photo by AP

Residents look at vehicles washed up by floodwaters in Manila on August 8, 2012, after torrential rains inundated most of the capital the past few days. More than 800,000 people in and around the Philippine capital battled deadly floods as more rain fell, with neck-deep waters trapping slum dwellers and the wealthy elite on rooftops. – Photo by AFP

A pregnant woman carries her son and their food supplies as they return to their flooded house in Marikina City Metro Manila. – Photo by Reuters

A man holds his shoes as he swims in floodwaters along a road in Marikina, Metro Manila. – Photo by Reuters