> an abused girl his team had named Lucy > It was impossible to work out who, or where, Lucy was. Lucy is a pseudonym. They were trying to get Facebook to tel

> an abused girl his team had named Lucy > It was impossible to work out who, or where, Lucy was. Lucy is a pseudonym. They were trying to get Facebook to tell them who the girl was through facial recognition. There’s no reason to expect a priori that the offender would be in any registry.