Foxx has also been endorsed by the progressive advocacy group Gen-Z for Change. The organization’s Executive Director Cheyenne Hunt, who ran in a primary for a House seat in California last year, emphasized that the Arizona race was a key opportunity to uplift young leaders in the party.

For more than two decades, much of Southern Arizona was represented by Rep. Raúl M. Grijalva, a liberal stalwart who championed environmental causes, supported immigrant rights and advocated on behalf of indigenous communities.

While Tuesday's special election in Arizona may not seem like the type of story to generate nationwide headlines, the race is getting eyes across the country for boiling down the current state of the Democratic Party into a single election.