53% of Republican voters said they would pick DeSantis, versus 40% for Trump. I'm pretty sure the last poll said that 46% of Republicans support Trump but now it's 40% of Republicans. DeSantis will likely win the primaries.
https://www.cnbc.com/2023/02/09/desantis-would-beat-trump-in-fight-for-2024-gop-nom-poll.html