WATCH: Dems struggle to name the leader of the Democratic Party

At the time, she added that the party is still "finding their footing." Slotkin, who won her competitive Michigan seat in November, came into the national spotlight after responding to President Trump's Joint Address to Congress on March 4.

"Nobody. There isn't one," another person said in the video.

The progressive "Squad" leader recently held numerous "Fighting Oligarchy" events in Colorado, Arizona and Nevada with Sanders in opposition to the Trump administration. However, the jury is still out as to who, if anyone, can emerge as a uniting voice for progressives and moderates in the party while still maintaining staunch opposition to the Trump White House.