Scientists are working to understand the cause of a recent disaster. A large number of people are missing, including foreigners and pilgrims. The National Tourism Board reports that 65 Americans are among them. Preliminary investigations suggest a glacier collapse may have played a role.

A significant amount of debris was sent downstream, affecting communities. The disaster resulted in a substantial loss of life, with at least 273 people killed.

Further information about the disaster is available, including details from satellite and ground-level data. Investigators are still piecing together what happened to cause the devastating event.