A Look at the Contenders Who Will Challenge Donald Trump in 2020

Here's a look at the Democratic candidates who are vying for the Democratic nomination in 2020. These candidates will be challenging Donald Trump at the presidential race.Amy Klobuchar. (Image: Reuters)

Julian Castro. (Image: Reuters)

Elizabeth Warren. (Image: Reuters)

John Delaney. (Image: Reuters)

Kamala Harris. (Image: Reuters)

Pete Buttigieg. (Image: Reuters)

Tulsi Gabbard. (Image: Reuters)

Cory Booker. (Image: Reuters)

Kirsten Gillibrand. (Image: Reuters)