US firearms agents say they were ordered to step aside and watch as guns were purchased, illegally resold and sent to Mexican drug cartels.

Cuba publishes the diary Ernesto Che Guevara wrote during his guerrilla campaign alongside Fidel Castro in the late 1950s.

The head of the US Federal Reserve, Ben Bernanke, warns politicians that blocking a rise in the debt ceiling could put US and global finance at risk.

Police in Brazil say a land rights activist who had allegedly argued with illegal loggers in the Amazon has been murdered, the fifth in less than a month.

The UK calls on Sri Lanka to investigate alleged atrocities during its civil war after "horrific" video of apparent prisoner killings airs in a TV programme.

A dinosaur found in Australia is almost identical to a well-known fish-eating one from the UK, suggesting northern and southern hemisphere dinos had a lot more in common than previously thought.

Papua New Guinea's acting Prime Minister Sam Abal reports the discovery of a dead woman's body in his home - police say his son is a suspect.

Greece braces for a general strike as parliament prepares to debate new austerity measures for the next tranche of its bail-out package.