40 percent of dead are children , aid group spokeswoman says . Aid is promised , but more is needed as cold front is due Tuesday . Comment: Authorities said the death toll is expected to rise as rescuers scramble to reach regions where roads have been washed away . cause flooding , mudslides . Mudslides unrelated to Hurricane Ida , officials say .
40 percent of dead are children , aid group spokeswoman says . Aid is promised , but more is needed as cold front is due Tuesday . Comment: cause flooding , mudslides . Mudslides unrelated to Hurricane Ida , officials say .