The iPhone's data is not important to the case
I think it is the case that the various LEOs have other evidence that would allow them to make a compelling case against the owner/user of this iPhone - The data extract, over and above the the iCloud backup they already have for this phone, as well as the carrier records of calls and messages to and from it, would provide all the involved LEOs all they need to know, along side the other evidence they must already have...
Biting the hand that feeds IT
