Plot: Bafta-nominated documentary telling the story of website Raqqa is Being Slaughtered Silently (RBSS), where a group of young men band together and risk their lives to document and release videos, photos and written testimony of Islamic State atrocities in their home city of Raqqa. From acclaimed Emmy Award-winning filmmaker Matthew Heineman, City of Ghosts follows the visceral and at times distressing journey of a network of brave young activists who band together to report the stories of atrocities inflicted on the Syrian citizens of Raqqa by ISIS, who invaded their city in 2014