India, June 12 -- Days after under-trial inmate Aman Poddar, 24, was beaten to death inside the lock-up of the Saket courts complex, a preliminary report has flagged serious lapses in security protocol-chief among them being the failure to segregate rival inmates and a delayed police response to the assault.

The report, compiled after a series of meetings between principal district and sessions judge Shail Jain, senior south district police officers, the Delhi Police's Third Battalion (which secures the court complex), and the Saket Bar Association, was submitted to the chief justice of the Delhi high court on Monday.

The most glaring lapse, the report said, was the decision to place Poddar in the same cell-Kharja No. 5-as his alleged a...