NIA investigates four recent train derailments in India to determine sabotage involvement.

The National Investigation Agency (NIA) is investigating four recent train derailments in India to determine if sabotage is involved. So far, no evidence of foul play has been found. Railways Minister Ashwini Vaishnaw emphasized the need for vigilance and cooperation with local authorities. Incidents of obstructions, such as gas cylinders and boulders on tracks, have been reported, but no definitive sabotage motive has been identified yet.