Brussels has been placed on its highest level of "security alert":http://crisiscentrum.be/fr/news/gesti... after what officials describe as a "serious and imminent threat". The Belgian capital and region have moved up to level four after intelligence suggested the threat of a "Paris-style" attack involving weapons and explosives. The city's metro system will remain closed for both Saturday and Sunday. #B… READ MORE : http://www.euronews.com/2015/11/21/br... 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