It’s set to star Scarlett Johansson and is said to be about a real-life FBI informant who infiltrated neo-nazi gang The Aryan Brotherhood. 　　Johansson will portray Carol Blevins, a heroin addict and “Aryan Princess featherwood” (property of a gang member) who became one of the FBI’s most important informants during an epic, six-year investigation into the murderous, neo-Nazi crim...