ABC News June 27, 2019

A look at the 2020 candidates appearing on night two of the Democratic debate

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The second round of Democratic candidates will debate on Thursday in Miami. Here are some quick facts about them.

There will be over 153 years of political experience on the debate stage.

(MORE: Biden, Buttigieg, Sanders, Harris face off at Democratic debate night 2: LIVE UPDATES)

The candidates include:

The candidates range in age from 37 to 77 years old.

They also differ in terms of experience.

Some candidates share a common background.

One notable friendship:

Saul Loeb/AFP/Getty Images
2020 democratic presidential candidates participate in the second night of the first 2020 democratic presidential debate at the Adrienne Arsht Center for the Performing Arts in Miami, June 27, 2019.

The candidates debating on Thursday are:

Former VP Joe Biden

(MORE: Joe Biden is entering the 2020 field. Here's everything you need to know.)

Political Experience:

Personal quick facts:

Sen. Michael Bennet

(MORE: Sen. Michael Bennet: Everything you need to know about the presidential candidate)

Political Experience:

Personal quick facts:
via Reuters
The line up of U.S. Democratic presidential candidates who will participate in the party's second of two nights of debate in Miami on June 27, 2019, in a combination file photos (L-R top row): Former U.S. Vice President Joe Biden, U.S. Senators Bernie Sanders, Kamala Harris, Kirsten Gillibrand, and Michael Bennet. (L-R bottom row): Entrepreneur Andrew Yang, U.S. Representatives Eric Swalwell, Author Marianne Williamson, Former Gov. John Hickenlooper and Mayor Pete Buttigieg.

Mayor Pete Buttigieg

(MORE: Meet the mayor who's considering a presidential run)

Political Experience:

Military Experience:

Personal quick facts:

Sen. Kirsten Gillibrand

(MORE: Everything you need to know about Sen. Kirsten Gillibrand)

Political Experience:

Personal quick facts:
Mike Segar/Reuters
Senator Bernie Sanders, Senator Kamala Harris and Senator Kirsten Gillibrand pose together before the start of the second night of the first U.S. Democratic presidential candidates 2020 election debate in Miami, June 27, 2019.

Sen. Kamala Harris

(MORE: Kamala Harris, the latest Democrat to run for president: Everything you need to know)

Political Experience:

Personal quick facts:

Former Gov. John Hickenlooper

(MORE: Everything you need to know about former Colorado Gov. John Hickenlooper)

Political Experience:

Personal quick facts:

Sen. Bernie Sanders

(MORE: Who is Bernie Sanders? Everything you need to know about the Vermont senator)

Political Experience:

Personal quick facts:

Rep. Eric Swalwell

(MORE: Rep. Eric Swalwell is running for president, here's what you need to know)

Political Experience:

Personal quick facts:

Marianne Williamson

(MORE: One of Oprah's confidants is running for president)

Political Experience:

Career: Author and activist

Personal quick facts:

Andrew Yang

(MORE: Andrew Yang: What you need to know about the political rookie, White House hopeful)

Political Experience:

Career: Attorney and entrepreneur

Personal quick facts: