In my country, I've seen a person enter a police station asking for his phone, which he knew to be there because of a finder feature (not sure if it was Find my

In my country, I've seen a person enter a police station asking for his phone, which he knew to be there because of a finder feature (not sure if it was Find my Phone in an iPhone specifically). The police must had taken the phone from someone who was caught stealing in a different incident or something.