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Nato Secretary-General Jens Stoltenberg says Russia's violation of Turkish airspace over the weekend "does not look like an accident".
The World Bank says that for the first time less than 10% of the world's population will be living in extreme poverty by the end of 2015.
Sales figures suggest the demand for drones is rising. Are they a fun pastime or something more sinister?
Organisers of the Rio 2016 Olympic and Paralympic Games are making cutbacks of up to 30% to avoid going over their budget.
Syrians in Turkey are risking their lives in the hope of a better future, but can the EU do anything to stop them? asks the BBC's Katya Adler.
Members of the US-led coalition against Islamic State tell Russia to cease strikes they say have targeted opposition forces in Syria.