Updated: 2 hours 57 min ago
As global leaders gather in New York for the General Assembly the current wave of global crises has also raised questions about the UN's ability to deal with them all.
Siemens of Germany makes a $7.6bn acquisition of a US firm to help boost its oil and gas business in North America.
Turkey closes most of its border crossings with Syria after the entry of at least 70,000 Kurd refugees, as IS militants approach a key Syrian town.
Hong Kong students begin a week-long boycott of classes to protest against China's stance on electoral reform in the territory.
Former Prime Minister Tony Blair says the West should not rule out sending ground troops to the Middle East to fight Islamic State militants.
Former British Prime Minister Tony Blair has told the BBC that IS militants will not be defeated until they are fought on the ground.
Two people are killed and others injured in a series of blasts in China's Xinjiang region, Chinese media say.
The Mexican authorities have issued a new alert about a toxic spill into a river from a copper mine run by the mining giant, Grupo Mexico.
US Secretary of State John Kerry says he hopes a key bilateral security agreement with Afghanistan can be signed before the end of the month.
Labour is to reach out to supporters who voted for independence in last week's referendum, the party says.
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Lionel Messi scores and misses a penalty as Barcelona cruise to an easy victory over bottom club Levante.
Authorities in Sierra Leone say a three-day curfew aimed at containing the Ebola outbreak has been a success and will not be extended.
Police are investigating after Liverpool striker Mario Balotelli is subjected to racist abuse on Twitter.
American car giant General Motors recalls more than 220,000 vehicles, mainly in the US and Canada, due to a brake defect.