Republican presidential candidates are preparing to take the stage in Miami in the third Republican presidential primary debate hosted by NBC News. The Israeli military is pushing further into Gaza as Israeli leaders and their allies are facing renewed questioning about the sustainability of the conflict. Rep. Chip Roy (R-Texas) discusses his support for candidate Gov. Ron DeSantis (R-Fla.). NBC News Political Analyst Fernand Amanda and former Rep. Carlos Curbelo (R-Fla.) talk through key races in Kentucky, Ohio, Virginia and Mississippi on Election Day. Former Rep. Debbie Muscarsel-Powell (D-Fla.) discusses her race to unseat Sen. Rick Scott (R-Fla.)