Pope Benedict XVI's will send his second encyclical next week.
An encyclical is the most authoritative document a pope can issue. Vatican officials said the latest one will explore the theme of hope.
Benedict's first encyclical focused on what he has said is the core of Christian faith: love. It was released in January 2006, nine months after he was elected pontiff.
KGB General Nikolai Leonov, who personally knew Lee Harvey Oswald, talks about the version of John F. Kennedy's assassination on the orders from Nikita Khrushchev