Why it matters: It's the latest instance of the former president and 2024 GOP frontrunner snubbing debates and instead participating in counter-programming.
Driving the news: The Fox News town hall, set to air on Jan. 10 from 9 to 10pm ET, will be co-moderated by Fox News' Bret Baier and Martha MacCallum.
Trump has not participated in any of the previous Republican primary debates. In October, he urged the Republican National Committee to cancel the remaining debates.
Zoom out: The CNN debate, also scheduled for Jan. 10 at 9pm ET, will be hosted by CNN anchors Jake Tapper and Dana Bash.
Haley, DeSantis and Trump were the only GOP candidates to clear the polling threshold to qualify for the CNN debate, the network said Tuesday.
Entrepreneur and GOP hopeful Vivek Ramaswamy, who did not qualify, released a statement Tuesday slamming the CNN debate. He said that he will instead be participating in a live town hall with conservative media personality Tim Pool.
Between the lines: Haley on Tuesday called on Trump to participate in the CNN debate, noting the field's dwindling size.
"As the debate stage continues to shrink, it's getting harder for Donald Trump to hide," Haley wrote on X.