"If I were a Democrat primary voter, I'd want these questions satisfactorily answered," Senator Ron Johnson said.
According to a new report, the president told aides that attacks on both figures resonate with American voters.
"I don't know what happened to Lindsey," the former vice president's wife said.
If Vice President's Joe Biden's son testifies at the impeachment hearings, these are the questions that would address the conspiracy theories roiling around him.
Senator John Kennedy told Fox News host Sean Hannity there is "a lot of hysteria" about the potential testimony of President Donald Trump's former national security advisor.
Democrats and Republicans will submit—unsurprisingly—diametrically opposing questions to Chief Justice John Roberts, with most senators likely already decided what their final vote on removing the president from office will be.
CNN's legal analyst Jeffrey Toobin said Trump lawyer Pam Bondi did well by pointing out "how sleazy the hiring of Hunter Biden was" in Monday's impeachment trial proceedings. "There is no way to dress that up," Toobin said.
Senator Lindsey Graham said on Twitter Monday that evidence against former Vice President Joe Biden and his son Hunter had not been disproven. "They most definitely should not be swept under the rug," Graham tweeted.
Over the course of their opening arguments the past three days, the Democratic impeachment managers have sought to dispel the notion of any wrongdoing by the Bidens with regard to Ukraine.
The likelihood of such a potential deal seems miniscule, as many Republicans have said they don't believe any witnesses are necessary and Democrats say Hunter Biden is irrelevant to hear from.
"I think they [the Senate] should hear the testimony that they can get," Congressman Francis Rooney said.
Reince Priebus accused MSNBC host Rachel Maddow of being involved in a conspiracy, after she interviewed Lev Parnas on Thursday.
Senate Majority Leader Mitch McConnell told reporters new witnesses could potentially be called for Trump's Senate impeachment trial, leaving some wondering if Hunter Biden might testimony.
Burisma Holdings, the Ukrainian gas company for whom Hunter Biden once worked, has been hacked by the same Russian intelligence agency that stole emails regarding Hillary Clinton's 2016 presidential campaign, according to a report in The New York Times.
Giuliani told a Turning Point USA event that the impeachment investigation into President Donald Trump is "illegal" and "unconstitutional."
Giuliani earlier teased information he has gathered from "hundreds of hours of research" connected to Ukraine.
The GOP senator said he will do everything in his power to kill impeachment immediately.
Jill Biden said the president is "afraid" to run against her husband, Democratic presidential candidate Joe Biden.
Richard Painter, a Bush White House lawyer, tweeted that the Trumps are "an organized crime family," after telling MSNBC they should all be prosecuted.
At a campaign rally, Dr. Jill Biden said that Americans are "disgusted" with President Trump's alleged attempt at using Ukrainian resources to discredit her son Hunter, and husband Joe.
Wasn't Giuliani "shaking down the Ukrainians for personal profit?" Ana Cabrera asked.
Former Polish President Aleksander Kwasniewski defended Hunter Biden from criticisms of nepotism by saying that he never used his father's name to get ahead on the advisory board.
David Holmes will testify in Thursday's impeachment hearings. He overheard a conversation between Trump and Gordon Sondland where the president sought to confirm investigations into the Bidens.
House Republicans released a witness list that includes Hunter Biden and the Ukraine whistleblower, demanding they testify publicly so Trump can "face his accusers."
Jonathan Capehart, who serves as a contributor for MSNBC, sat next to a simulated fire and read portions of the transcript during Saturday's show.
CNN host Victor Blackwell abruptly ended a Saturday panel about GOP impeachment strategies after a Republican harped on "debunked conspiracies" about Joe Biden and Hillary Clinton.
The Trump administration's secretary of state did not expand on the implied corruption during his Fox News interview.
"I would be a really rich guy," Donald Trump Jr. said. "It would be incredible."
Vindman sat in on the July phone call between Trump and Ukrainian President Volodymyr Zelenskiy and was concerned about what was discussed.
Steve Bannon said on 'Fox & Friends' that he thinks Joe Biden's presidential aspirations are "compromised" by business that his son Hunter conducted in China.