WARNING ##IS CONTENT . The gruesome scene appears to be from the northern - Iraqi city of Hawija . One man pictured next to the bodies believed to be notorious ISIS fighter . Abu al - Rahman has been seen alongside the heads of rebel Syrians . Caged Syrian soldiers were mercilessly paraded through that same scene . ISIS are planning to move troops there from stronghold in Mosul . US is currently training Iraqi soldiers to retake Iraq 's second largest city .
WARNING GRAPHIC CONTENT . The gruesome scene believed to be from the northern-Iraqi city of Hawija . One man pictured next to the bodies appears to be notorious ISIS fighter . Abu al-Rahman has been seen alongside the heads of decapitated Syrians . Caged Syrian soldiers were mercilessly paraded through that same city . ISIS are preparing to move headquarters there from stronghold in Mosul . US is currently training Iraqi soldiers to retake Iraq 's second largest city .