The maker of the app [issued by US Gov to immigrants] is Geo Group, the largest private prison operator in the United States. Over the past decade, the co

The maker of the app [issued by US Gov to immigrants] is Geo Group, the largest private prison operator in the United States. Over the past decade, the company has also built a lucrative side business of digital tools — including ankle monitors, smart watches and tracking apps — to surveil immigrants on behalf of the federal government.