The Hub Project, a Democratic group that does not disclose its donors, has spent nearly $30 million on the midterms through an array of state-level groups. Few know much about it.

The Hub Project, a Democratic group that does not disclose its donors, has spent nearly $30 million on the midterms through an array of state-level groups. Few know much about it. https://t.co/8BdYlYJJyn

— NYT Politics (@nytpolitics) October 31, 2018