Because whichever way you look at her experience, she had a bad experience there and I would think revisiting would therefore summon up a lot of bad memories and risk traumatizing her. Plus a lot of Italians probably regard her as guilty, rightly or wrongly, and I would be afraid of being in a confrontation with some of these people.Why? Shouldn’t she just stay home?
While I have no idea what really happened, there should be a book about travel to tell people if they get arrested in foreign countries, please refrain from doing cartwheels in the police station.