A Northeast Frontier Railway spokesman informed that two drivers -- P K Bhattacharrya and A K Sharma -- were abducted around 7.30 pm on Thursday evening when their train was approaching Bairabi station. The train had left Lalabazar station in the Hailakandi district of south Assam at 7.10 pm.
The police from both Assam and Mizoram launched an operation to trace the abducted railway drivers. A railway official informed that no ransom demand had been received so far for release of the drivers.
Meanwhile, Assam Chief Minister Tarun Gogoi accused Naga rebel groups National Socialist Council of Nagaland - Isak-Muivah
Gogoi said his government was aware of the NSCN-IM's design to foment trouble in Dima Hasao district and would take up the matter with the Central government, which has a truce agreement going on with the rebel group.
The NSCN-IM is suspected to be promoting a newly-formed insurgent group called Hill Tiger Force in Dima Hasao.
The HTF, which has been formed by elements from the non-Dimasa tribes, set fire to 19 houses and killed one person in a pre-dawn raid on two Dimasa tribe villages on October 16. The HTF is opposed to the peace process.