Ukraine signs a major shale gas deal with Royal Dutch Shell - a move seen as an attempt by Kiev to reduce its dependency on Russian gas imports.

Microsoft reports a fall in profits despite a boost in sales from the technology giant's new Windows 8 operating system.

The Malian army investigates claims that soldiers have carried out summary executions as they fight to recapture the Islamist-controlled north.

Cuba's state telecoms company, Etecsa, says a high-speed fibre-optic cable is connecting Cuba to the global internet, nearly two years after its arrival.

Colombia's Farc spokesman Jesus Santrich says common ground on land reform is being found and the parts are advancing "in the rhythm of mambo".

Egyptian President Mohammed Morsi's opponents are due to rally in Cairo to mark the second anniversary of the uprising that ousted Hosni Mubarak's regime.

North Korea issues another warning - this time to Seoul - a day after announcing plans for a third nuclear test.

Greek police storm a sit-in by striking Athens underground train workers, enforcing a government order requiring them to return to work.