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 1:47 Tim Walz stopping in Reading to speak with Latino leaders as part of his Pa. bus tour 3:41 JD Vance and Tim Walz touch on immigration, reproductive rights and the economy during debate 3:07 Sen. J.D. Vance rallies voters in Bucks Co. 2:15 Taskforce says Secret Service was at fault during assassination attempt on Trump in Pa. 3:21 Bob Casey and Dave McCormick battle in Pennsylvania senate race