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The German Vice-Chancellor, Sigmar Gabriel, says talks between the US and EU over implementing a free trade area have 'de facto failed'. Negotiations over the Transatlantic Trade and Investment Partnership - or TTIP - have been going on for 3 years. We ask Sebastian Dullien from the pan-European think tank The European Council on Foreign Relations, whether he agrees with Mr Gabriel's assessment.

Brazilian President Dilma Rousseff speaks to the Senate today on her impeachment. A two-thirds majority would be required to have her removed from office in a vote on Tuesday - the ´óÏó´«Ã½'s Aleem Maqbool explains what's expected to happen.

New safety regulations over the use of drones come into force in the US today - are retailers worried about a potential impact on sales? A question for Brett Velicovich of Expert Drones.

And research by Oxford University suggests that people who sing together work better together. The ´óÏó´«Ã½'s Audrey Tinline went to meet the colleagues whose workplace relations can only be described as ‘harmonious’.

(Photo: Sigmar Gabriel. Credit: Sascha Schuermann/Getty Images)