Joe Raedle/Getty Images; Susan Walsh-Pool/Getty Images
- Republican Senators laughed at Trump behind his back, Mitt Romney says in his upcoming book.
- The former President appeared at a GOP Senate luncheon in 2019 days after the Mueller probe concluded.
- Trump made rambling remarks, and when he left, the senators "burst into laughter," Romney says.
Mitt Romney's upcoming tell-all book is already revealing what Republican senators really think about Donald Trump.
In one instance they laughed at him behind his back.