Cardinal Jozef Tomko
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Cardinal on Pope's resignation: An act of great courage

13 February 2013 Last updated at 13:20 GMT

Long serving colleagues of Pope Benedict have been speaking of their surprise at his decision to resign.

Cardinal Jozef Tomko - who is not eligible to vote for the next pope because he is more than 80 years old - told the BBC's Matthew Price that the pontiff had made a courageous decision.