Administration officials have suggested suspending a legal principle that protects against unlawful detention, and struggled to accurately define it.

Kristi Noem, the homeland security secretary, incorrectly defined habeas corpus. What does habeas corpus do? Has it ever been suspended? What to know.

Homeland Security Secretary Kristi Noem says the constitutional provision that allows people to legally challenge their detention by the government is actually a tool the Trump administration can use in its broader crackdown at the U.