the culture of brutality and drug use. cbs david martin spoke to kyle mullen s mother. it s like a sick hazing. it s not training. o donnell: and, the medical breakthrough cbs dr. jon lapook looks at new technology that could change lives. this is science fiction type stuff. this is the cbs evening news with norah o donnell, reporting from the nation s capital. o donnell: good evening to our viewers in the west and thank you for joining us on this wednesday night. we want to begin tonight with that extraordinary, just-before- midnight filing from the justice department, where the government laid out its investigation in far more detail than ever before. the document is 36 pages long, with 18 additional pages of attachments, and includes this photo at the end of the filing, the final page showing several classified secret and top secret documents. one noteworthy point none of the folders bear a label or stamp indicating they have been declassified, as trump or hi