Trump warns DeSantis
Donald Trump warns Ron DeSantis against running for president in 2024
Trump said that doing so would harm the Republican Party
The former president told Fox News, "I think he's making a mistake
He also threatened to release unpleasant information about the 44-year-old, without giving details.
Both have been tipped to be declared presidential contenders and potential rivals for the Republican nomination
Trump's remarks came hours before Tuesday's midterm election that will decide Congress's control.
DeSantis had to announce presidential bid, Trump said there would be no flattery
Trump has previously threatened to release harmful information about rivals.