Trump felt particularly aggrieved by Romney’s sole GOP vote to boot him from the White House, according to a Republican familiar with the White House and a senior administration official…

In the weeks leading up to the Senate trial, Trump gave Romney space to make a decision. He did not court or pressure him, or phone him directly and frequently as he often does with Republican lawmakers. Both Romney allies on Capitol Hill and advisers close to the White House told the president they believed Romney would ultimately vote to acquit him. With less than 24 hours to go until the impeachment vote, Romney allies kept signaling to Republican lawmakers and the White House that Romney was leaning toward acquittal. All the while, Romney’s office avoided contact with the White House…

Trump and White House officials later learned that Romney had given embargoed interviews to the Atlantic, The New York Times, and the Washington Post on his decision to convict Trump…

“There is a reason to believe Romney misled many people close to the White House, and now there’s a sense that all bets are off. I would expect there to be some fallout for him that is driven by the president and his allies,” [a] Republican said.