Authorities in the UK believe that 40% of 900 Britons who went to Syria to fight were still in the Middle East. Photo by Alessio Romenzi
Authorities in the UK believe that 40% of 900 Britons who went to Syria to fight were still in the Middle East. Photo by Alessio Romenzi
British ISIS supporter dies in prison in north-eastern Syria
Ishak Mostefaoui reportedly was killed trying to escape custody
