All I've found is this paywalled article. https://www.thetimes.co.uk/edition/news/police-can-access-suspects-facebook-and-whatsapp-messages-in-deal-with-us-q7l

All I've found is this paywalled article. https://www.thetimes.co.uk/edition/news/police-can-access-suspects-facebook-and-whatsapp-messages-in-deal-with-us-q7lrfmchz https://www.thetimes.co.uk/edition/news/police-can-access-su...