Kanchanjunga Express Accident: Where Was The Anti-Collision Mechanism?
Nine people, including two Railway employees, have died and about 50 others injured after an express train collided with a goods train in the Darjeeling district of West Bengal. The Railways' 'Kavach' or anti-train collision system was not in place along the Guwahati-Delhi route. NDTV's Vishnu Som discusses with experts.
