Prosecutors in Florida are investigating a charity tied to Casey DeSantis, the state’s first lady, after the nonprofit gave $10 million to political committees backing a campaign led by her husband, Gov. Ron DeSantis, a Republican. The nature of the investigation is unclear. Any records related to the charity, the Hope Florida Foundation, are exempt from public release as “part of an open, ongoing investigation,” Lori Abbey, a public records custodian for the state attorney’s...