Pakistan, Nov. 29 -- Southeast Asia is struggling after massive floods and landslides killed more than 400 people in Indonesia, Thailand, and Malaysia. Thousands remain stranded, many on rooftops awaiting rescue. Authorities have launched large-scale search-and-rescue and clean-up operations across affected regions.

In Indonesia, heavy monsoon rains devastated Sumatra, leaving over 300 dead and more than 270 missing. North Sumatra, West Sumatra, and Aceh were hardest hit, with tens of thousands evacuated. Access to many areas remains cut off, and authorities are conducting cloud-seeding operations to reduce rainfall.

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Thailand reported 162 deaths in Songkhla province, one of th...