Confirmations of Barack Obama's Cabinet him "very, very competent" and "the right guy" for Secretary of the Treasury. On January 26, 2009, the U.S. Senate confirmed Geithner's appointment by a vote of 60–34. Geithner was sworn in as Treasury Secretary by Vice President Joe Biden and witnessed by President Obama. Geithner left the administration at the end of January 25, 2013. On January 10, 2013, Jacob Lew, then the President's Chief of Staff was nominated as the replacement for retiring Treasury Secretary Geithner, to serve in President Obama's second term. Lew's nomination was confirmed by the full Senate on Wednesday, February 27, 2013 by a
Assassination threats against Barack Obama White House website in July 2015, in which he threatened to kill the US ambassador to South Korea and rape the second daughter of US President Barack Obama. In his letters, titled "Declaration Terror to Mr. President Obama" and "Dear Mr. President Obama and Mrs. First lady Michelle", Lee threatened to assassinate Mark Lippert, who had been injured in a stabbing earlier that year. Lee also threatened to rape Sasha Obama, President Obama's second daughter, in another letter. Following a request from the US Embassy, the South Korean authorities arrested Lee on July 16, 2015. In late October 2018, officials