Signs of 'deliberate interference' in electronic interlocking system led to CBI probe recommendation
New Delhi, June 5 (IANS) Under fire from the Opposition, including the Congress, for recommending a CBI probe into the Balasore train accident that led to the death of 275 passengers, government sources on Monday indicated that it was a case of "deliberate interference" in the system that came to the fore during the preliminary investigation, thus necessitating an investigation by a professional agency.