“You can’t have data extracted from a phone that you don’t have on you,” EFF’s Bill Budington told Fast Company. “Bringing a secondary device, one that can capture footage in high quality, for instance, is a good suggestion.” https://www.fastcompany.com/91481220/you-have-a-right-to-record-ice-agents-heres-how-to-protect-your-phone-and-yourself