2024 DNC August 22, 2024 9:41 pm Sen. Mark Kelly stresses importance of defending democracy, standing with allies Sen. Mark Kelly, D-Arizona, spoke about the importance of defending democracy abroad and keeping America safe by standing with its allies. US & World Videos 1:29 Plenty of firsts no matter who wins the presidential election 39:00 WATCH: Kamala Harris' full speech at the DNC 4:05 Sen. Padilla: Every fight Harris takes is about ‘making life better for this generation and the next' 0:50 RFK Jr. plans to drop out of the 2024 presidential race and endorse Trump 2:36 Young voters say climate change is a “deal-breaker” issue