The rest of the month is setting up to be pretty dramatic in the Senate.
A key section of the Patriot Act — the part of law the White House uses to conduct mass surveillance on the call records of Americans — is set to expire June 1. That leaves legislators with a big decision to make: Rewrite the statute to outlaw or modify the practice or extend the statute and let the National Security Agency continue with its work.
As the Senate debates, we answer six questions that'll get you up to speed:
1. What's Congress debating here?