There was mention of Michael Sanchez: https://www.thedailybeast.com/bezos-investigators-question-the-brother-of-his-mistress-lauren-sanchez-in-national-enquirer

There was mention of Michael Sanchez: https://www.thedailybeast.com/bezos-investigators-question-the-brother-of-his-mistress-lauren-sanchez-in-national-enquirer-leak-probe https://www.thedailybeast.com/bezos-investigators-question-t... (Link at bottom of the medium post) So it may have been his mistress' phone that was compromised.