The US says Russia has fired artillery at Ukrainian military positions in the east, a week after the Malaysia Airlines flight MH17 disaster.
South Korea's forensic agency says it cannot determine the cause of death for the fugitive tycoon blamed for the recent ferry disaster.
The wreck of a plane that disappeared with 116 people on board on a flight from Burkina Faso to Algiers has been found in Mali, officials say.
At least two Palestinians have been killed at a march in the West Bank in protests against Israel's military operation in Gaza.
A discovery of 150 million year old fossils in Siberia indicates that feathers were much more widespread among dinosaurs than previously thought.