The latest stories from the World section of the BBC News web site.
Updated: 4 min 49 sec ago
Pictures from the World Athletics Championship in Beijing as Usain Bolt is knocked down by a cameraman riding a scooter.
Liverpool and Tottenham face trips to Russia and Azerbaijan, while Celtic face Ajax in the Europa League.
A lorry driver is arrested along with 27 suspected illegal immigrants at Cobham service station on the M25 in Surrey.
Photojournalist Mario Tama returns to New Orleans to find out what has changed in the city since Hurricane Katrina.
Brazil enters recession, as official figures show the country's economy contracted by 1.9% between April and June, compared with the previous three months.
South Korean and US military forces have conducted a joint live firing exercise to test their capabilities in the event of an attack from the north.
Guinea's exiled former junta leader Moussa Dadis Camara tells the BBC the Guinean authorities are blocking his return home for elections in October.
Boeing says it has successfully shot a drone out of the sky using a high-powered laser during a test.
Conservative peer Lord Norton and crossbench peer Lady Deech call for the House of Lords to be made smaller and more efficient.
Cameras capable of taking 3D images are to be distributed by archaeologists in a bid to preserve ancient sites from destruction by the Islamic State group.
The Glasgow bin lorry inquiry into the deaths of six people has heard that the driver is not "selfish" or a "coward".
Aid agencies believe as many as another 200,000 migrants could arrive in Greece before the end of the year.
Ghana's authorities are investigating several universities over links to suspected recruitment for the so-called Islamic State (IS), officials say.
Hundreds of people are feared dead after two boats carrying up to 500 migrants capsize off the Libyan coast near the city of Zuwara.
Rescuers are searching for missing people and survivors after tropical storm Erika hit the eastern Caribbean island of Dominica.
BBC Two controller Kim Shillinglaw is "excited" and "terrified" about Top Gear's future, as Chris Evans replaces former host Jeremy Clarkson.
Taiwan's capital is to introduce a metro swipe-card featuring the Japanese porn actress Yui Hatano, despite controversy over the use of her image.
A rocket launches from Kazakhstan carrying the spacecraft needed by London-based Inmarsat to complete its new £1bn global telecommunications network.
Estonia says it wants to build a fence along its eastern border with Russia to boost security and protect the EU's passport-free Schengen zone.
India begins more than three weeks of celebrations to mark the 50th anniversary of what it claims was victory in the 1965 war with Pakistan.