 A total of 12,000 were killed and 5,000 enslaved, including victims from the territories of the Salentine peninsula around the city, and the cathedral turned into a mosque.According to a traditional account, a small group of 800 were left alive, whom the Turks tried to forcibly convert.Eight hundred men chained together, who had lost home and family, were given the option of Islam or death, and chose death.