Libyan fighters are entrenched on the outskirts of Sirte's western gates. The city is the hometown and stronghold of the former Libyan leader Muammar Gaddafi.<br /><br />The fighters say they want civilians trapped inside to escape before they start their final advance. But Gaddafi's loyalists are also putting up a fight.<br /><br />Al Jazeera's Zeina Khodr reports.
