There are people willing to sneak grimy, dirty classified files and documents from under lock and key and into the disinfecting power of sunlight. Here are 10 people who went public with stories of hidden corruption.
From the Zodiac killer to Jack the Ripper, many disturbed criminals have never been caught. These crimes became well-known in history because the crimes remain unsolved and the case technically remains open. Read about 9 of history's coldest cases.