The Homeland Security Investigations (HSI) division of the U.S. Immigration and Customs Enforcement used data obtained by court order from Facebook to track down a suspected child predator in New York, internal documents obtained by the Intercept revealed.

Why it matters: The initial report, which Axios initially covered in this space, insinuated that ICE habitually used Facebook data to track down immigrants. But the HSI part of ICE also investigates "illegal movement of contraband across the U.S. border" and "the distribution and production of child exploitation material that typically crosses multiple state/country boundaries," according to an ICE spokesperson.

The background, from Axios' Joe Uchill: