Harris' comment comes after Trump's his longest-serving chief of staff said Trump praised Adolf Hitler while in office.

Trump called his longest-serving White House chief of staff a "lowlife" for saying that the former president praised Hitler.

Before serving as Trump's chief of staff, Kelly worked as the former president's Secretary of Homeland Security for seven ...

Elon Musk once said: "Trump would be 82 at end of term, which is too old to be chief executive of anything, let alone the ...

Vice President Kamala Harris and former President Donald Trump focused on two pivotal swing states on Wednesday: Georgia and ...

In a CNN town-hall-style event, the Democratic presidential nominee homed in on reports from former Trump aides about his authoritarian tendencies.

The former White House chief of staff said that while in office Donald Trump suggested that the Nazi leader “did some good ...

Former Chief of Staff John Kelly is one of several high-profile military leaders to denounce the former president. Here are ...

The vice president seized on reports in which John Kelly, a former chief of staff to Donald J. Trump, recounted explosive ...

Kelly, the former president’s longest-serving White House chief of staff, said in an interview published Tuesday that his ...

John Kelly, James Mattis, and others who clashed with Trump during his administration are sounding the alarm about a possible ...

John Kelly, the former Marine general who was Donald Trump’s White House chief of staff, told The New York Times that the ...