BBC News--Today's Headlines, September 1, 2014

Having difficulty reading this email? View it online Today’s Headlines September 1

Top News Stories Ukraine troops abandon key airport Ukrainian troops abandon the airport of Luhansk after clashes with pro-Russian rebels, ahead of negotiations on the crisis. Ukraine crisis Live updates as events unfold in the ongoing Ukraine crisis. Ashya parents in extradition hearing The parents of a five-year-old British boy who was taken from hospital against medical advice arrive at Spain's High Court for an extradition hearing. Mexico probes mass fish death in lake Tonnes of dead fish have been washed up on the shores of Cajititlan lake in the Mexican state of Jalisco amid a row over the cause of the mortality.   Iraq crimes 'on unimaginable scale' The UN says reports from Iraq "reveal acts of inhumanity on an unimaginable scale", as the Human Rights Council debates calls for a fact-finding mission. Top Videos VIDEO: 'Emotional journey' WW1 cavalry ride VIDEO: Greenhouse gas fear over meat production VIDEO: Eat, sleep, code: Ten-year-old's routine VIDEO: One-minute World News

Future Inside Google’s secret drone lab Google has announced it is creating autonomous delivery drones – drones that could also save lives after a disaster. Jack Stewart visited their secret home.   The secrets of fake flavours Artificial flavours are more complex than first appears. Chris Baraniuk discovers a world of sensory trickery – and a curious myth about fake banana. Travel A drink as spirited as New Orleans Virtually any bartender in New Orleans can make a sazerac without even glancing at a recipe.   Show us your colourful life In preparation for the upcoming launch of BBC Earth's new series "A life in colour", we want to see scenes from your colourful life!