PATNA, March 5 -- The Central Bureau of Investigation (CBI) on Tuesday detected and busted a Departmental Examination Paper Leak Scam under the East Central Railway (ECR) at Mughal Sarai during an operation launched on the intervening night of March 3 and March 4, registered FIR against a Sr. Divisional Electrical Engineer (Ops) and 8 other Railway officials and unknown candidate and unknown others....