The gritty, thrilling story of local militias and uneasy allies who banded together to liberate Iraq's second-largest city of 1.3 million people from ISIS in 2017.The gritty, thrilling story of local militias and uneasy allies who banded together to liberate Iraq's second-largest city of 1.3 million people from ISIS in 2017.The gritty, thrilling story of local militias and uneasy allies who banded together to liberate Iraq's second-largest city of 1.3 million people from ISIS in 2017.