On his first day back in office, US President Donald Trump warns of more sackings. Discover the reasons behind the dismissals and what's next.

Donald Trump Presidential Inauguration LIVE Updates: Donald Trump will be sworn in as the 47th President of the United States on Monday at 12 pm local time (10:30 IST) at a ceremony held inside the Rotunda of the US Capitol.

With 30 miles (48 km) of tall black temporary fencing, 25,000 law enforcement officers and security checkpoints set up to process hundreds of thousands of spectators, Washington is braced for President-elect Donald Trump's inauguration.