Two days after members of a Muslim family were beaten up by a group of men, tension prevailed in the area even as police arrested six accused.
Telephone conversations show two middlemen talking about Bansal and Kumar in connection with the cash-for-railway-posts scandal.
Nine accused, including Singla and then Member (Staff) of Railway Board Mahesh Kumar, were produced before the court after expiry of their judicial custody and Special CBI Judge Swarana Kanta Sharma extended it till 24 July.
The transcripts raise questions about the Railway Minister Pawan Kumar Bansal's role in the scam as the key players allegedly met in his official residence and also called on his landline to fix the appointment.
The agency filed a list of 90 prosecution witnesses along with the charge sheet in a special CBI court in New Delhi.
The agency has concluded its investigation in the case and has sent its file to the Directorate of Prosecution seeking legal opinion on the evidence gathered and charges levelled against the accused, sources said.
A Delhi court on Thursday dismissed the bail plea of one of the accused who had allegedly delivered the money to former Railway Minister Pawan Kumar Bansal's nephew in the Rs 10-crore railway bribery case.
The questioning of Bansal will revolve around his role in the appointment of suspended Railway Board member (staff) Mahesh Kumar.
The CBI has summoned former Railway Minister Pawan Kumar Bansal for questioning on Tuesday in connection with the railway bribery case.
The questioning of Bansal will revolve around his role in the appointment of suspended Railway Board Member (Staff) Mahesh Kumar involving his nephew Vijay Singla who was allegedly caught accepting a bribe of Rs 90 lakh, official sources said.
Taking its probe further in the railway bribery scam, CBI has recorded the statement of Chairman Railway Board Vinay Mittal in connection with the case allegedly involving former Railway Minister Pawan Bansal's nephew Vijay Singla.
Daga was arrested by CBI on 19 May after the court had on 16 May issued a non-bailable warrant against him.
An inspector has accused a Deputy Inspector General, who is also said to be related to former railway minister Pawan Bansal, of tipping off one of the accused about impending raids.
CBI sources said a team of agency visited Rail Bhavan on Monday to collect the files on promotions and contracts which have figured in over 1000 calls intercepted by the agency during last two months.
The role of a senior officer of the RPF has also come under CBI lens who had instructed the inspector to collect the bag given by Kumar's wife and hid it at safe place, CBI sources said.
As the scandal put a big question mark on the future of Railway Minister P K Bansal, CBI sources said today that over 1,000 phone calls were intercepted during the two-month long surveillance on arrested member of Railway Board Mahesh Kumar and Bansal's nephew Vijay Singla.
The CBI is reportedly checking if the bureaucrat at the centre of a bribery scandal was tipped off prior to raids.
Within a fortnight of the meeting between the Railway Minister and Mahesh Kumar, in which two more persons were understood to be present Kumar assumed charge of Member (Staff) in the Railway Board.
By questioning Bhandari, Bansal’s private secretary, CBI has moved a step closer to the questioning of the Railway minister.
CBI sources said agency has recovered documents, property papers and diamond jwellery of "substantial value" from the residence of the Railway Protection Force(RPF) inspector who had shifted it from Kumar's residence in alleged collusion with Kumar's wife.