The president whined that "it would be really great if the people within the Trump Administration ... could stop hiring Never Trumpers,"
He liked at least one tweet that suggested invoking the 25th Amendment to remove President Donald Trump from office.
One Twitter user summed it up: "I don’t know if you quite understand what nepotism means, Niece of Mitt Romney."
Dobbs jumped fully into battle for Trump as he insisted Republicans apologize to the president.
While the Utah Senator's current position breaks from GOP ranks, he hasn’t gone so far as to support the impeachment inquiry.
The Republican senator from Utah said Trump's actions were "brazen and unprecedented." The president called him an "ass."
The president took a dig at the Utah senator on Twitter after he expressed mild criticism of Trump's Ukraine phone call.
The Utah senator is one of the first Republicans to call for more information about Trump's dealings with Ukraine President Volodymyr Zelensky.
The Utah senator refused to answer a reporter's question on if he thought the president was racist.
On Thursday, the president blamed the former House speaker for Romney's electoral defeat seven years ago.
Sen. Mitt Romney said it would be "unthinkable" to pardon service members who were "legitimately convicted of committing war crimes."
The Republican congressman once again made his case after previously tweeting that the president had "engaged in impeachable conduct."
The Utah senator was the one Republican who bucked his party by voting against a Trump judicial pick.
Unlucky timing for Ann Romney's Mother's Day sculpture.
The president's lawyer also called Mitt Romney a "hypocrite" and said the Utah senator should "stop this pious act."
The Utah senator said he was appalled by revelations in the special counsel's report about Russian interference in the 2016 election.
Three GOP senators — Utah’s Mitt Romney, Alaska’s Lisa Murkowski and North Dakota’s Kevin Cramer — told AP they’d likely vote against Cain.
The senator has also asked for the information, but said he doubts Democrats' recent legal move to get it will work.
He and Marco Rubio laid out the latest GOP effort to attract women with a plan that undercuts Social Security.