U.N. asked to investigate violence in Western Sahara http://www.washingtonpost.com/wp-dyn/content/article/2010/11/16/AR2010111602813.html?hpid=moreheadlines BBC: Q&A: Western Sahara clashes http://www.bbc.co.uk/news/world-africa-11712267 Morocco defends raid on Sahrawi camp http://www.bbc.co.uk/news/world-africa-11763092 BBC: We Are...