At least 160 people have died, while officials believe 340 foreign nationals from India, the US, UK, Australia, Malaysia and Ukraine among those missing. Follow the latest news Flash floods on Nepal-Tibet border leave scores dead and hundreds missing Tell us: have you been affected by the flash floods? A glacial collapse caused seismic activity and “catastrophic” downstream impacts in Nepal and Tibet , the US Geological Survey is saying. Seismic activity initially reported as an earthquake “was instead a glacial collapse and debris flow” that “caused subsequent catastrophic impacts downstream”, the agency said on Thursday, quoted by Agence France-Presse. Rescue teams are rushing on Thursday to find hundreds of people missing after the flood and landslides killed at least 160 people . Many