[telescope115]

How is his phone data even admissible?

[plain talk]

"How is his phone data even admissible?"

"The Government expects that Expert 1 will testify about his/her use of ArcGIS (Geographic Information Systems) software to create a map of the Google location history data produced in response to a search warrant,”"

I don't know but suspect the carriers provided the data in response to a court order.

[iamgalt]

Because the owners name is Trump