UN peacekeepers in Mali repel a rebel attack on Timbuktu for the second time in two days, amid an increase in fighting in the north.

Pro-Russian rebels in eastern Ukraine close down the office of the International Rescue Committee, accusing the aid agency of spying.

Protests are taking place in several US cities over Freddie Gray, whose death from injuries sustained in police custody has stoked unrest in Baltimore.

Vietnam commemorates the 40th anniversary of the end of the war, when the North took control of Ho Chi Minh City, then called Saigon.

UN Secretary General Ban Ki-moon expresses "deep regret" over the execution of eight people in Indonesian for drug crimes.

Officials in the Brazilian city of Curitiba say more than 200 people have been injured in clashes between protesting teachers and police.

A teenage boy is rescued in Nepal's capital after surviving five days in quake rubble, as bad weather hampers delivery of aid to remote villages.

After a decade in space and four years in orbit, Nasa's Messenger spacecraft will end its mission on Thursday by crashing into the surface of Mercury.