Train services are disrupted in upper Assam after tracks are inundated by floodwater, according to Times of India. The flooding affects sections of the rail network in the region, forcing operational changes and stopping or slowing trains running through the affected area. With movement on the tracks becoming unsafe, authorities evacuate passengers from impacted trains. Around 2,000 passengers are reported to be evacuated and moved by road to safer locations. The incident highlights the wider impact of monsoon flooding on transport infrastructure in Assam, where rail lines can be quickly affected when water levels rise. The report indicates that evacuation measures are carried out as a precaution and to ensure passenger safety while rail services remain disrupted. Updates on when services resume depend on track conditions and water levels. No additional details on casualties, specific train names, or the precise districts affected are provided in the available information.