Deadly flash floods along the Nepal-China border have claimed over 100 lives, with the toll expected to rise. Hundreds remain missing, including a group of 34 Australian nationals. Tourists from India and the UK are also among those unaccounted for. The disaster, triggered by recent heavy rainfall, has overwhelmed local resources and hampered rescue efforts. Authorities are struggling to reach remote areas affected by the flooding. International aid may be needed to support the ongoing search and recovery operations and provide assistance to impacted communities. The situation remains critical as concerns grow for the safety of those still missing.