A little-noticed law could make it easier to punish people for low-level drug crimes — and put them in prison for longer with less proof.

Ambitious promises run up against political and practical obstacles.

Everyone's talking about sedition, treason and conspiracy. Here's what these terms actually mean and how they've been enforced.

Half of America’s prisoners are in for violent crimes, but reforms often leave them behind.

The vast majority of prisoners are held in publicly run prisons. But the private sector affects their incarceration in different ways.

A proposal by Julián Castro would make unauthorized border crossing a civil offense, not a crime.

Ahead of the presidential debate, setting the record straight on a hot-button immigration issue.

Why people get sentenced to “weekend jail.”