HANOI, Vietnam (AP) — Southeast Asia is being pummeled by unusually severe floods this year, as late-arriving storms and relentless rains wreak havoc that has caught many places off guard. Deaths have topped 1,200 across Indonesia, Sri Lanka, and Thailand, with more than 800 still missing in floods and landslides. In Indonesia, entire villages remain cut off after bridges and roads were swept away. Thousands in Sri Lanka lack clean water, while Thailand’s prime minister acknowledged in his...