Pope Francis walks past a Swiss Guard as he arrives to meet with members of the Italian Schools for Peace Network at the Vatican, Monday, Nov. 28, 2022.

Video. New book delves into Swiss Guards’ murders

The mother of a Swiss Guard member accused of committing one of the most sensational crimes in recent Vatican history – fatally shooting his commander and the senior officer's wife before killing himself -- is turning to the UN and Pope Francis in hope of finding some closure.