The Senate reached a deal to reauthorize a controversial FISA spying program on Friday night despite days of hardened opposition, teeing up a series of votes hours before the law expires.

A bipartisan group of privacy hawks had refused to fast-track the legislation, which renews Section 702 of the Foreign Intelligence Surveillance Act, but they agreed to relent after party leadership offered six amendment votes that address civil liberties concerns. None are expected to pass.