Rihanna poses at the launch of her new fashion collection in London
Media playback is unsupported on your device

Rihanna turns designer and more global arts news

11 September 2013 Last updated at 19:43 BST

Rihanna turns her hand to design launching her new 2013 fashion collection, a major new exhibition of Anish Kapoor's works opens in Istanbul and other stories from the world of art.

Tom Bayly reports.