RT News - September 27, 2015 (17:00 MSK)

The latest news and the week's top stories. Another member of the U.S.-led coalition against Islamic State takes action  - as France conducts its first air strikes in Syria. But concern grows in Washington that the strategy's not working. It's polling day in Catalonia in Spain, in an election which could steer the Spainish region towards another push for independence. And a video showing the harsh treatment in a U.S. jail of a mentally-ill prisoner by guards emerges, but the staff are cleared of any wrongdoing.