Shafaq News/ The Iraqi army and al-Hashd al-Shaabi (Popular Mobilization Forces-PMF) on Sunday morning launched a joint large-scale military operation to trace and pursue the remnants of ISIS terrorist organization in al-Udhaim basin, Diyala's far north.

A source told Shafaq News Agency that forces from the Tribal Mobilization and the Quick Reaction Force (QRF) were also involved in the operation.

"Aerial coverage was provided by the Iraqi army aircraft," the source said.

The PMF operations commander in Diyala, Taleb al-Mousawi, said that the operation came in response to the Friday attack against the Iraqi army company stationed in al-Udhaim sub-district.

"The forces participating in the operation are the [PMF] 3rd, 4th, and 20th brigade, Nidaa Diyala (Diyala's Call) brigade, the Special force of Diyala's Operations Command supported by the intelligence, artillery, and explosive squads," he said.

"The operation aims to tighten the grip upon the eastern and western compartments of al-Udhaim river basin, controlling al-Nohman line downstream al-Udhaim river in the southern Tigris," he added, "the operation will continue in spite of the cold weather, complex topography, tough movement inside the jungles and lagoons."