UK Prime Minister David Cameron has formally launched efforts to reform the European Union so that Britain can remain within the bloc. "The European Union needs to change," he said in a speech in London, laying out demands that he has also put in a letter to European Council President Donald Tusk. The four key objectives are guarantees of fairness for non-eurozone members, greater competitiveness, exemption from the principle of 'ever-closer union' and tackling freedom of movement abuses. "Th… READ MORE : http://www.euronews.com/2015/11/10/ca... What are the top stories today? Click to watch: • Top Stories euronews: the most watched news channel in Europe Subscribe! http://www.youtube.com/subscription_c... euronews is available in 13 languages: / euronewsnetwork In English: Website: http://www.euronews.com/news Facebook: / euronews Twitter: / euronews Google+: http://google.com/+euronews VKontakte: http://vk.com/en.euronews