A massive security operation is under way in Londonderry after two bombs exploded in the city, in what police say were "callous" attacks.

Canadian freestyle skier Sarah Burke dies from injuries sustained in a training accident in the US state of Utah.

Six foreign soldiers were killed in a helicopter crash in Afghanistan on Thursday, the worst such incident since last August, Nato says.

The unions for nurses and midwives toughen their stance by stating their "outright opposition" to the government's plans for the NHS in England.

US Republican presidential contender Newt Gingrich angrily denies claims by an ex-wife in a key final debate before the South Carolina primary.

International Development Secretary Andrew Mitchell admits to the BBC that his department betrayed the name of an anti-corruption whistleblower.

The UK is launching its strongest diplomatic offensive in Latin America for two centuries, Foreign Secretary William Hague says, on a visit to Brazil.

Seven Haitian police officers are jailed for their part in the killing of at least 10 prisoners in the aftermath of the 2010 earthquake.