Nick Harper
Obama holds first post-election news conference
President Obama has assured Americans that the sex scandal which toppled CIA chief David Petraeus has not compromised national security. Audio
Another general caught up in Petraeus scandal
Another top commander in the United States military has been caught up in the scandal that has already led to the resignation of CIA director David Petraeus. Audio
Big challenges face re-elected President Obama
The US President, Barack Obama, has returned from Chicago to the White House, ready to embark on another four years as the country's commander-in-chief. Audio
The latest results in the US Presidential race
Our political correspondent in the US is Nick Harper. Audio
The latest results from the US
Our political correspondent in Washington is Nick Harper. Audio
Obama & Romney meet in final TV debate
President Obama and Mitt Romney have come face to face for the last time before the US election. Audio
Sikh temple gunman died of self-inflicted wounds, say FBI
More details have emerged about the fate of the white supremacist gunman who killed six people at a Sikh temple in the US state of Wisconsin. Audio
HSBC accused of aiding drug kings and terrorists
One of the world's largest banks is being accused of helping drug kings, rogue nations and terrorists. Audio