"Santos acknowledged... financial difficulties had left him owing thousands to landlords and creditors. But he failed to fully explain... how his fortunes reversed so significantly that, by 2022, he was able to lend 700K to his congressional campaign"

https://www.washingtonpost.com/politics/2022/12/26/george-santos-resume-wealth/

Rep.-elect George Santos acknowledges ‘résumé embellishment’ but answers little on finances

In interviews, the Long Island Republican acknowledged that he never graduated from college and didn't work for Wall Street firms, but he answered few questions about his wealth.

The Washington Post
@juddlegum Apparently, it was the Democrats job to vet both Democratic and Republican candidates. An unwritten rule of some sort.