Elizabeth Warren is currently the senior U.S. Senator from Massachusetts. She is running for the Democratic party nomination for the 2020 presidential election.

Cory Booker is the junior senator from the state of New Jersey. Booker is seeking the Democratic Party’s nomination for the presidential election in 2020.

Kamala Harris is currently the junior senator from the State of California. She is seeking the Democratic Party’s nomination for the 2020 presidential election.

Bernie Sanders is the Independent junior senator from the State of Vermont. He is currently running for the Democratic nomination for President of the United States in the 2020 primary election.