Islamic State fighters on Tuesday penetrated to the core of Ramadi, the provincial capital of Iraq’s largest province, prompting local security officials to warn that the city was on the verge of falling to the extremists. Such a gain would be the Islamic State’s most significant victory in months.

Officials said that extremist fighters were only tens of yards away from entering the main government compound.

“The governorate building has been nearly cut off,” said a Baghdad security official in direct contact with the operations command for Anbar, the province where Ramadi lies. The official said that Islamic State forces had cut roads to the Iraqi Army’s 8th Division base to the west and the road to Habaniyya airbase to the east. The official spoke on the condition of anonymity because he was not authorized to talk to reporters.[…]