RFK Jr. wants to send more bombs to Gaza and he has also contributed to plenty of preventable deaths with his years of spreading antivaccination disinformation.
His remarks on leveling Gaza are in the first result I found when I looked up his stance on Israel: https://www.timesofisrael.com/2024-dark-horse-rfk-jr-questions-gaza-ceasefire-defends-israeli-offensive/
I think DeSantis was banking on Trump not running for a second term because he was in jail or too busy golfing or choked on some ketchup steak. Then he stubbornly pressed on when Trump entered the ring and there was no way he was going to outTrump Trump.