The Book of Honor "reveals for the first time the identities of thirty-five CIA covert operatives killed while on classified missions. Those deaths spanned five decades and five continents. Some were hushed up for as long as fifty years. The CIA has always maintained that it could not divulge the identities of its casualties because it would compromise national security and the agency's 'sources and methods' -- how it gathers intelligence. The truth, however, was that secrecy was not used to protect the nation and its security, but rather to escape accountability...."