In the Darkness of Shadow Moses: The Unofficial Truth

In The Darkness Of Shadow Moses is a book written by Nastasha Romanenko. It detailed the events of the Shadow Moses Incident and also shed some light on various events after the incident (such as what happened to Naomi Hunter afterwards)

The book can be found within Metal Gear Solid 2, just go into the SPECIAL menu and then choose "Previous Story", then read the "New York Mirror" article until the last page then the "The Shocking Conspiracy Behind Shadow Moses" article and the Book should be unlocked.