20 million TV viewers watched Barack Obama’s second inauguration as US president.
No surprise that it was sharply down on four years ago, when 38 million tuned in.
Beyonce "lip-synched" the national anthem at President Obama's inauguration because she did not have time to rehearse with the band.
A day of grand political theatre lies ahead, but President Obama knows his history and will be steeling himself for a turbulent second term.
Presidential inaugurations are normally highly scripted events, but things don't always go according to plan.