Libyan FM Moussa Koussa arrives in Britain and "is resigning", the UK Foreign Office says, as rebel fighters are pushed back by Col Gaddafi's forces.

Brazil signs an agreement to help Bolivia tackle cocaine production and trafficking, taking on a role previously filled by the US.

Peru gives a grandiose welcome to hundreds of Inca artefacts returned by Yale University, nearly a century after they were taken from the lost city of Machu Picchu.

US and Guatemalan agents capture Guatemala's most-wanted drugs suspect, Juan Ortiz Lopez, in a raid in Quetzaltenango.

Israel says Argentina pledged "deep commitment" to investigating two 1990s bombings of Jewish targets in Buenos Aires, after media reports to the contrary.

Timothy Geithner has called for more consistency in international currency exchange rates at the G20 summit in China.

American Airlines is reducing the number of flights to Japan as travel demand falls after the earthquake and tsunami.

Russian President Dmitry Medvedev says he wants ministers to end their roles as company directors, a potential blow to a close ally of PM Vladimir Putin.