The State Department on Monday declined to comment on whether it’s in touch with Russian officials about the possibility that a Russia-based hacker broke into the Democratic National Committee’s files.

The release of DNC emails last week has led to headaches for Democrats this week, as supporters of Bernie Sanders say the emails showed an institutional bias in favor of Hillary Clinton during the primary process. DNC Chairwoman Debbie Wasserman Schultz was forced out of the DNC, and now won’t have a speaking role there this week.