New Delhi, Aug. 11 -- A federal judge has ruled that the secret grand jury testimony leading to Ghislaine Maxwell's sex trafficking indictment will remain sealed, rejecting arguments for its public release.

In a written decision on Monday (August 11), Judge Paul A. Engelmayer said releasing the materials would undermine the foundational secrecy of grand jury proceedings.

The government had suggested that the materials could be released publicly 'casually or promiscuously,' which would risk 'unravelling the foundations of secrecy upon which the grand jury is premised' and eroding confidence by persons called to testify before future grand juries, Engelmayer wrote.

He also dismissed the notion that disclosure would be harmless because th...