NEW : . More than 50 are dead in Tropical Storm Ketsana in flooding from Philippines . `` Traversing through the flood is like walking through rapids . '' 3,688 rescued without boats , another 5,000 rescued with boats , official says . In all , 5,000 people sought refuge in 92 evacuation centers , official says .
NEW : . More than 50 are dead in Tropical Storm Ketsana in flooding from Philippines . 3,688 rescued without boats , another 5,000 rescued with boats , official says . In all , 5,000 people sought refuge in 92 evacuation centers , official says .