l-Nusra Front Insane Heavy Intense Urban Firefight Combat Action In Deir ez-Zor. Members of the Al-Nusra Front in heavy urban combat against government forces. There is no exact information about the background of the assault available but it had to be an planned, large scale attack on government held positions and regime owned houses in the streets of Deir ez-Zor. The buldings where under constant heavy fire with rockets, heavy machine guns and grenades fired from armored pick up trucks, bmps and fixed positions in surrounding houses. The Al-Nusra Front or Jabhat al-Nusra is a branch of Al Qaeda operating in Syria. The group announced its creation on 23 January 2012 during the Syrian civil war. It is described as "the most aggressive and successful arm of the rebel force. The group was designated by the United Nations, the United States in December 2012,Australia in June 2013 and the United Kingdom in July 2013 as a terrorist organisation. The Al-Nusra Front has a strenght of about 7,000-15,000 fighters with mostly foregin background from other countries of the Middle East, North Africa Europe, Chechnya and America. Radcial groups like the Al-Nusra front or the Islamic State of Iraq and Levant are the main cause for the bad public opinion on the Free Syrian Army and the syrian opposition in general.