Brittany Fortinberry is facing additional charges of child molestation, eight counts of dissemination of matter harmful to a minor, five counts of contributing to the delinquency of a minor and one count of sexual misconduct with a minor.
Most of the documents appeared to relate to the 1964 investigation conducted by the Warren Commission, which was led by Supreme Court Chief Justice Earl Warren.
Earlier on Tuesday, investigators from the Loudoun County Sheriff's Office, Konanki's hometown law enforcement, said they do not believe Riibe was involved.
Sudiksha, an Indian national who moved to the U.S. as a child, had been on a Caribbean vacation with five female college friends when she was reported missing on Thursday.
Civil aviation official Carlos Padilla explained that the aircraft took off, suddenly veered sharply to the right of the runway, and crashed into the water.