Was Henry's theory about someone sharing information with the Russians proven?
That was revealed on Madam Secretary Season 4 Episode 9 when he went on a mission to obtain evidence that Senate Majority Leader was hiding a lot of secrets from everyone.
Meanwhile, Secretary of State McCord was forced to host a holiday party in the hopes of persuading senators to approve a new a treaty.
But was the terms of the treaty too much to digest for everyone?
Use the video above to watch Madam Secretary online right here via TV Fanatic. Get caught up now.
Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.