Eli Manning produces yet another ice-cool performance in the fourth quarter as the New York Giants come from behind to beat the New England Patriots 21-17.

Mitt Romney wins Nevada caucuses

Front-runner Mitt Romney declares victory in the Republican caucuses in Nevada, as he seeks to win his party's presidential nomination.

JFK mistress reveals new details

Mimi Alford, a former mistress of President John F Kennedy, reveal new details of their relationship in a book, according to US media reports.

US anger at Syria veto 'travesty'

US Secretary of State Hillary Clinton deplores as a 'travesty' Russia and China's veto of a UN resolution condemning Syria's violent crackdown on protesters.

Obama urges 'keep recovery going'

Barack Obama challenges Congress to keep the recovery going as new data shows unemployment down to its lowest rate in three years.

Film-maker Zalman King dies at 70

Film-maker Zalman King, best known for writing and producing the hit movie Nine and a Half Weeks, dies aged 70.

Cancer charity in funding U-turn

A major US breast cancer charity reverses a decision to cut funding to reproductive health group Planned Parenthood, after a furious outcry.

Wikileaks suspect to face trial

Wikileaks suspect Bradley Manning, charged with leaking thousands of classified documents, will face a court martial, says the US Army.

Saigon fall reporter dies at 79

George Esper, who reported on the fall of Saigon for the Associated Press during the last days of the Vietnam war, dies at the age of 79.

Artist set for Facebook windfall

A US graffiti artist who painted Facebook's offices is set to become a millionaire when the social network begins trading as a public company.

Paula Abdul to leave US X Factor

The talent show judge confirms she's leaving - a day after the exit of Steve Jones and Nicole Scherzinger was announced.

American Airlines cuts 13,000 jobs

The loss-making parent company of American Airlines says it will shed 13,000 jobs - around 15% of its workforce.

Facebook unveils plans to float

The world's largest social networking site, Facebook, confirms plans to raise $5bn (£3.16bn) in a share sale and reveals it made $1bn profits.

Canada country profile

Provides an overview of Canada, including key events and facts about the world's second-largest country

Regions and territories: Puerto Rico

An overview of Puerto Rico, including key facts, political leaders and notes on the media

Regions and territories: St Pierre and Miquelon

An overview of the sole French territory in North America

United States country profile

Provides an overview of the United States, including key events and facts about this superpower

VIDEO: Groundhog day spells long winter

A groundhog in Pennsylvania has, according to tradition, suggested there will be no let-up in the wintry weather.

VIDEO: GE makes investment plans for Asia

General Electric, the world's biggest jet-engine maker, says it is open to investing more on plants overseas.

VIDEO: Michelle Obama's push-ups success

While appearing on a US talk show hosted by Ellen DeGeneres, Michelle Obama was asked how many push-ups she was able to do.

VIDEO: Donald Trump endorses Mitt Romney

American business magnate Donald Trump has endorsed the US Republican presidential candidate Mitt Romney

VIDEO: Angelo Dundee on his 'blessed' life

Boxing trainer Angelo Dundee, who has died aged 90, spoke to the BBC about his 'blessed' life and his love of 'the greatest sport.

VIDEO: 'Unimaginable wealth under the sea'

Treasure hunter Greg Brooks says he has found the 'biggest shipwreck anyone has ever dreamt about'.

VIDEO: Battle of the TV ads in US primaries

Opponents have criticised the money spent by Mitt Romney on the Republican primary elections in Florida, where he had a resounding victory.

GOP candidates - Mitt Romney

A guide to the Republican candidates hoping to become the GOP's presidential nominee

VIDEO: The art of boxing

The champion female fighter on the art of winning

America's pink army revolts

The anti-Komen revolt was made in the foundation's own image

World Cancer Day: Survivors' stories

Survivors share experiences on World Cancer Day

VIDEO: US treasure hunters seek lost platinum

US explorers set sights on $3bn loot from British shipwreck

Can the US Army embrace atheists?

Can the US Army bring itself to accept atheists?

Comments on Zuckerberg letter

Decoding Mark Zuckerberg's letter to investors

US X Factor crowns first winner

The first victor of the US version of The X Factor is crowned, winning a $5m contract with Simon Cowell's record label.