ICE's Homeland Security Investigations division hosted an “industry day” for technology companies interested in building a new tool for “extreme vetting.”

According to a set of funding documents, ICE agents can use a Palantir system to access data held by agencies that possess highly classified intelligence, including the CIA.

Documents reveal the role played by Palantir in creating the systems used by ICE to target immigrants for deportation.

The "request for information" is one of the earliest operational glimpses into the Trump administration's plans for heightened security along U.S. borders.

In states home to many of Saturday’s protesters, Republican lawmakers are moving to criminalize and increase penalties on peaceful protest.