With Pope Francis entering his fourth week in hospital, those working in the Apostolic Palace are grappling with the continuing uncertainty over the pope’s health. The same is true for everyone in the Vatican.

Pope Francis has shown a "gradual, slight improvement" after more than three weeks in the hospital, the Vatican said Saturday.

Pope Francis is showing a "good response" to his treatment in hospital for double pneumonia and his overall condition is gradually improving, the Vatican said on Saturday.