text:  Countdown to the first debate. I'm Carmen Roberts, Fox News. With just hours to go before the first 2024 presidential debate, former President Trump has opened up a four-point lead over President Biden. That's according to the New York Times' Siena College poll. However, other polls show the majority of American voters dislike both candidates. Fox Business' Grady Trimble tells us what to expect from Thursday night's CNN presidential debate.