Live: I am the president of all, Biden's first address to the nation since taking oath

 Live: I am the president of all, Biden's first address to the nation since taking oath

• US President Joe Biden has been sworn in as the country's 46th president.

• US Supreme Court Chief Justice John Roberts has administered the oath of office to Joe Biden and has taken up the post.

• Earlier, Kamala Harris, the first black woman vice president of the United States, was also sworn in as the first black woman vice president of the United States.

• Former presidents  are also taking part in the swearing-in ceremony at Capitol Hill.

• However, Donald Trump left the White House before Biden was sworn in. He is the first US president in 150 years not to attend the inauguration of a new president.

• On the other hand, in case of any disturbance, a metal fence was erected around the Capitol Hill building and 25,000 National Guards were deployed.

• Corona and 200,000 Americans who were barred from attending the event due to security threats were represented by flags.