Houses damaged and partially submerged in thick mud and debris from the flood, in Devighat, Nepal, on Friday, Aug. 28, 2026. A massive landslide and glacial collapse may have caused catastrophic flooding even without heavy rainfall. More than 4,200 people remained missing on Monday. (Atul Loke/The New York Times) By ZANE IRWIN and LYNSEY CHUTEL The tally of people missing after catastrophic Himalayan floods jumped Monday as disaster authorities said more than 4,200 people were unaccounted for…
