The self-balancing vehicle was launched 19 years ago with the aim of revolutionising personal transport.Read more
George W Bush
The press secretary compares the president to the British wartime leader inspecting bomb damage.
Former US President George Bush has returned to New Orleans 10 years after Hurricane Katrina, when his administration was criticised for its apparently slow response.
Former President George W Bush pays tribute to the positive impact of immigrants on the US.