This story was recently on first page of HN:
https://techcrunch.com/2026/03/18/fbi-is-buying-location-dat...
This is the bill referenced at the end of the TechCrunch article:
> Last week, Wyden and several other lawmakers introduced a bipartisan, bicameral bill called the Government Surveillance Reform Act, which among other things would require a court-authorized warrant before federal agencies can buy Americans’ information from data brokers.
Previous HN discussion about the TechCrunch story: https://news.ycombinator.com/item?id=47430797
