The chances of getting enough support to filibuster a resolution seeking to dismantle the Iran deal grew slimmer on Friday.
The inside joke is a bit complicated.
McConnell and other Republican leaders are mulling options to allow members to officially register their support for defunding the group without directly tying such a vote to government spending.
Your morning roundup of budget and tax news
Many say AIPAC's efforts were doomed to fail in the aftermath of Israeli Prime Minister Benjamin Netanyahu's combative speech to Congress in March.
Mills's testimony comes right after the release of roughly 7,000 pages of e-mails from Clinton's private server by the State Department.