Rebels defend their position in Syria's largest city Aleppo.br br Amateur video out of Syria from earlier in the weeks shows rebels under fire as they try to defend a neighborhood under their control.br br The video, which could not be independently verified comes as reuters journalists arriving in Aleppo have been told to quote "get out" by rebel forces.br br A warplane flies over the city that has become a central front in the battle for control of the country.