Live Updates: Fourth 2024 Republican presidential debate

Four Republican presidential hopefuls — Florida Gov. Ron DeSantis, former United Nations Ambassador Nikki Haley, biotech entrepreneur Vivek Ramaswamy and former New Jersey Gov. Chris Christie — will be participating in Wednesday night’s debate in Alabama. The early front-runner for the GOP nomination, former President Donald Trump, will be holding a fundraiser in Florida instead.

What to know

• How to watch the Republican debate
• A narrowing field will debate less than six weeks before the Iowa caucuses
• The debate will be a key moment for the young NewsNation cable network
• The fourth debate will be held in Alabama, the state that gave the GOP a roadmap to Trump.