TOPSHOT - Democratic presidential hopefuls (L-R) US Senator from Colorado Michael Bennet, US Senator from New York Kirsten Gillibrand, former US Secretary of Housing and Urban Development Julian Castro, US Senator from New Jersey Cory Booker, former Vice President Joe Biden, US Senator from California Kamala Harris, US entrepreneur Andrew Yang, US Representative for Hawaii's 2nd congressional district Tulsi Gabbard, Governor of Washington Jay Inslee and Mayor of New York City Bill de Blasio participate in the second round of the second Democratic primary debate of the 2020 presidential campaign season hosted by CNN at the Fox Theatre in Detroit, Michigan on July 31, 2019. (Photo by Brendan Smialowski / AFP)