Pope's resignation down to age not specific illness
Vatican spokesman Federico Lombardi said the Pope's resignation was not due to any specific illness but advancing age.
He added that the Pope may have wanted to resign now in order to avoid the rush of Easter engagements.
Pope resignation: What happens next?
So, we're all shocked at the resignation of the Pope, but what happens next?
Pope Benedict XVI announces shock resignation
Pope Benedict XVI has made the announcement that he will resign as the head of the Roman Catholic Church due to his "advanced age."
A shock resignation and momentous days ahead
Who will follow in Pope Benedict's footsteps? Is it time for an African pope?