Several members of the regime's military intelligence in al-Bab city in the northern province of Aleppo have become prisoners of the Free Syrian Army. They were taken captives after opposition fighters took over the intelligence building. The military intelligence headquarters in al- Bab was seen as one of the most feared and hated intelligence agencies in the province. It was notorious for the beating and torture of activists. Al Jazeera's Anita McNaught reports from al-Bab.