Missouri Democrat Rep. Cori Bush says she is under federal investigation for using campaign funds to hire her husband to provide her security. She denied wrongdoing and says she is cooperating fully.
With a big field, a former president, well-heeled politicians and two billionaires running, this is likely to be the most money ever spent to win the GOP presidential nomination.
Campaign finance rules say the PAC money can't be used for his campaign if Trump decides he'll run, but there are questions on whether any potential violations would be enforced by the FEC.
Rep. Zoe Lofgren said Monday the Trump campaign took $250 million in donations but didn't use it for the legal defense funding it claimed to need it for.