Loading... From left: Sen. Michael Bennet, Sen. Kirsten Gillibrand, former HUD Secretary Julian Castro, Sen. Cory Booker, former Vice President Joe Biden, Sen. Kamala Harris, entrepreneur Andrew Yang, Rep. Tulsi Gabbard, Washington governor Jay Inslee, and New York City mayor Bill de Blasio pose before the start of the second night of the second Democratic presidential debate in Detroit, Mich., July 31, 2019. (Lucas Jackson/Reuters) First, they had to compete against the House impeachment hearings, then America took a break from paying attention to politics for the holidays, and then 2020 started off with a shocking U.S. military strike against a top Iranian general Qasem Suleimani.