The Senate voted on Saturday to confirm Kristi Noem as homeland security secretary, putting a former South Dakota governor in charge of the department at the heart of President Trump’s agenda to crack down on immigration. The vote was 59 to 34, and she was sworn-in on Saturday afternoon by the Supreme Court Justice Clarence Thomas.

Inside Kristi Noem's plans for Department of Homeland Security 05:01. The Senate confirmed Kristi Noem as homeland security secretary on Saturday by a 59-34 vote, putting the form

Kristi Noem was confirmed by the U.S. Senate as President Donald Trump's Homeland Security secretary on Saturday, putting into position a key member of the Republican's Cabinet as he launches a wide-ranging immigration crackdown.

In a letter to senators, Caroline Kennedy etches a damning sketch of her cousin, the latest condemnation Robert F. Kennedy Jr. has received from members of his family.

The former ambassador called Robert F. Kennedy Jr. "unqualified" and said his views on vaccines are "dangerous and willfully misinformed."

CNN’s Arlette Saenz reports on video shared by Caroline Kennedy warning senators to reject her cousin Robert F. Kennedy Jr.’s nomination to be Health and Human Services secretary ahead of confirmation hearings on Wednesday.