Subscribe to France 24 now: http://f24.my/youtubeEN FRANCE 24 live news stream: all the latest news 24/7 http://f24.my/YTliveEN Insurgents attacked a Syrian government security building in the northern city of Aleppo on Wednesday, bombing it and then launching a ground assault, sources on both sides and a monitoring group said. SYRIA - The Syrian Observatory for Human Rights said at least 20 members of the security forces and 14 insurgents were killed in the attack on the Air Force Intelligence building. Jihadist groups including the al Qaeda-linked Nusra Front and the Muhajireen and Ansar army claimed responsibility for the attack, which partly destroyed the building. The Syrian army said it had “thwarted attempts by terrorist groups to infiltrate the Air Force Intelligence building in Aleppo”. In a statement, the army said it had “eliminated large numbers of terrorists”. Visit our website: http://www.france24.com Like us on Facebook: / france24.english Follow us on Twitter: / france24_en