Nineveh Operations Commander Major General Najm al-Jubbouri (C) leads his troops during an operation against Islamic State militants southeast of Mosul, Iraq November 26, 2016. (Photo by Thaier Al-Sudani/Reuters)





Displaced Iraqis cross makeshift army roadblocks in the frontline neighbourhood of Intisar, eastern Mosul November 27, 2016. (Photo by Mohammed Salem/Reuters)





Military vehicles of the Iraqi army take part in an operation against Islamic State militants in the frontline neighbourhood of Intisar, eastern Mosul November 27, 2016. (Photo by Mohammed Salem/Reuters)





Displaced Iraqis leave their house in the frontline neighbourhood of Intisar, eastern Mosul November 27, 2016. (Photo by Mohammed Salem/Reuters)





Iraqi soldiers take cover during operation against Islamic State militants in the frontline neighbourhood of Intisar, eastern Mosul November 27, 2016. (Photo by Mohammed Salem/Reuters)





A military vehicle of the Iraqi army is pictured during an operation against Islamic State militants in the frontline neighbourhood of Intisar, eastern Mosul November 27, 2016. (Photo by Mohammed Salem/Reuters)





Members of an Iraqi Special forces intelligence team talk to suspected Islamic State fighters in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





A woman looks out by a door as an Iraqi Special forces intelligence team check ID cards in search of Islamic State fighters in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





Members of an Iraqi Special forces intelligence team talk to suspected Islamic State fighter in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





A man walks towards an Iraqi Special forces intelligence team as they check men's ID cards in search of Islamic State fighters in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





A member of an Iraqi Special forces intelligence team searches a house in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





Men sit on the ground as an Iraqi Special forces intelligence team check their ID cards as they search for Islamic State fighters in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





A member of an Iraqi Special forces intelligence team searches men for weapons in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





Men sit on the ground as an Iraqi Special forces intelligence team check their ID cards as they search for Islamic State fighters in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





A woman waves a white flag in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





A woman holds up a white flag as she runs to greet her relative in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





A woman holds up a white flag as she greets her relative in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





Two men hold hands as an Iraqi Special forces intelligence team searches for Islamic State fighters in Mosul, Iraq November 27, 2016. (Photo by Goran Tomasevic/Reuters)





A displaced Iraqi man, who fled the Islamic State stronghold of Mosul, holds his daughter to be seen by her grandmother through a fence at Khazer camp, Iraq November 28, 2016. (Photo by Mohammed Salem/Reuters)





A displaced Iraqi man, who fled the Islamic State stronghold of Mosul, carries mattresses he received at Khazer camp, Iraq November 28, 2016. (Photo by Mohammed Salem/Reuters)





Displaced Iraqis, who fled the Islamic State stronghold of Mosul, queue as they carry empty containers to fill them with fuel for heating and cooking at Khazer camp, Iraq November 28, 2016. (Photo by Mohammed Salem/Reuters)





A barber waits for customers as a displaced Iraqi man, who fled the Islamic State stronghold of Mosul, is reflected in a mirror at Khazer camp, Iraq November 28, 2016. (Photo by Mohammed Salem/Reuters)





Vehicles of Iraqi Special Operations Forces (ISOF) are seen during a battle with Islamic State militants in Mosul, Iraq, November 28, 2016. (Photo by Reuters/Stringer)





A member of the Iraqi Special Operations Forces (ISOF) carries a weapon as he takes up position during a battle with Islamic State militants in Mosul, Iraq, November 28, 2016. (Photo by Reuters/Stringer)





Lieutenant General Abdelwahab al-Saadi (C) speaks with members of the Iraqi Special Operations Forces (ISOF) during a battle with Islamic State militants in Mosul, Iraq, November 28, 2016. (Photo by Reuters/Stringer)





A member of the Iraqi Special Operations Forces (ISOF) carries a weapon as he takes up position during a battle with Islamic State militants in Mosul, Iraq, November 28, 2016. (Photo by Reuters/Stringer)





A member of the Iraqi Special Operations Forces (ISOF) walks during a battle with Islamic State militants in Mosul, Iraq, November 28, 2016. (Photo by Reuters/Stringer)





A woman carrying her child walks next to vehicles of Iraqi Special Operations Forces (ISOF) during a battle with Islamic State militants in Mosul, Iraq, November 28, 2016. (Photo by Khalid al Mousily/Reuters)





An elderly man sits outside his home during the passage of iraqi security forces in Mosul, Iraq, November 28, 2016. (Photo by Khalid al Mousily/Reuters)





Members of the Iraqi Special Operations Forces (ISOF) dance as they celebrate during a battle with Islamic State militants in Mosul, Iraq, November 28, 2016. (Photo by Khalid al Mousily/Reuters)





Military vehicles of the Iraqi Special Operations Forces (ISOF) are seen during a battle with Islamic State militants in Mosul, Iraq, November 28, 2016. (Photo by Khalid al Mousily/Reuters)





A member of the Iraqi Special Operations Forces (ISOF) gestures during a battle with Islamic State militants in Mosul, Iraq, November 28, 2016. (Photo by Khalid al Mousily/Reuters)





Children speak with a member of the Iraqi Special Operations Forces (ISOF) during a battle with Islamic State militants in Mosul, Iraq, November 28, 2016. (Photo by Khalid al Mousily/Reuters)





A displaced Iraqi child, who fled the Islamic State stronghold of Mosul, is seen on the outskirts of Mosul, Iraq, November 28, 2016. (Photo by Khalid al Mousily/Reuters)





Displaced Iraqi people, who fled the Islamic State stronghold of Mosul, transfer to refugee camp on the outskirts of Mosul, Iraq, November 28, 2016. (Photo by Khalid al Mousily/Reuters)





A displaced Iraqi woman, who fled the Islamic State stronghold of Mosul, prepares dinner for her family outside their tent at Khazer camp, Iraq November 28, 2016. (Photo by Mohammed Salem/Reuters)





A displaced Iraqi girl, who fled the Islamic State stronghold of Mosul, carries her brother as she walks at Khazer camp, Iraq November 28, 2016. (Photo by Mohammed Salem/Reuters)





Smoke rises over the village of Al-Qasar during fighting between Iraqi soldiers and Islamic State fighters South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





An Iraqi soldier fires his rifle during clashes with Islamic State fighters in Al-Qasar, Southeast of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





An Iraqi soldier fires a RPG during clashes with Islamic State fighters in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





A soldier looks from an armoured vehicle during fighting between Iraqi soldiers and Islamic State fighters in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





An Iraqi soldier searches a house during clashes with Islamic State fighters in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





An Iraqi soldier runs for cover after he fires a RPG during clashes with Islamic State fighters in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





Iraqi soldier stand on top of armoured vehicle before clashes with Islamic State fighters in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





An Iraqi soldier uses his rifle to hold up a helmet as a decoy during clashes with Islamic State fighters in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





Iraqi soldiers stand on top of armoured vehicles before clashes with Islamic State fighters in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





Iraqi soldiers look as smoke rises over the village of Al-Qasar during fighting between Iraqi soldiers and Islamic State fighters South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





Iraqi soldiers search a house during clashes with Islamic State fighters in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





Iraqi soldiers fire a tank shell during clashes with Islamic State fighters in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





Donkeys injured during clashes between Iraqi soldiers and Islamic State fighters lie on the ground in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





An Iraqi soldier gestures from an armoured vehicle during clashes with Islamic State fighters in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





Iraqi soldiers prepare to search a house damaged during clashes with Islamic State fighters in Al-Qasar, South-East of Mosul, Iraq November 28, 2016. (Photo by Goran Tomasevic/Reuters)





Firefighting teams try to extinguish an oil fire November 27, 2016 as smoke billows from one of the remaining oil wells set ablaze by ISIL in their retreat from Qayyarah at the start of the Mosul offensive which began more than a month prior. (Photo by Byron Smith/ZUMA Wire/Rex Features/Shutterstock)





Fire fighters work to well an oil fire set by Islamic State militants in Qayara, south of Mosul, Iraq, Monday, November 28, 2016. (Photo by Maya Alleruzzo/AP Photo)





Iraqi Shiite fighters from the Hashed al-Shaabi (Popular Mobilisation) paramilitaries fire a rocket during an advance in a desert area near the village of Tall Abtah, southwest of Mosul, on November 28, 2016 during a broad offencive by Iraq forces to retake Mosul from jihadists of the Islamic State group. The Hashed al-Shaabi (Popular Mobilisation) paramilitaries have reached the outskirts of the town of Tal Afar, west of Mosul, and are moving eastward. They said they retook more than 12 villages over the past four days. (Photo by Ahmad Al-Rubaye/AFP Photo)





An Iraqi Shiite fighter from the Hashed al-Shaabi (Popular Mobilisation) paramilitaries holds a stuffed panda bear as they deploy in a desert area near the village of Tall Abtah, southwest of Mosul, on November 28, 2016 during a broad offencive by Iraq forces to retake Mosul from jihadists of the Islamic State group. (Photo by Ahmad Al-Rubaye/AFP Photo)





An Iraqi Shiite fighter from the Hashed al-Shaabi (Popular Mobilisation) paramilitaries holds a stuffed panda bear as they deploy in a desert area near the village of Tall Abtah, southwest of Mosul, on November 28, 2016 during a broad offencive by Iraq forces to retake Mosul from jihadists of the Islamic State group. (Photo by Ahmad Al-Rubaye/AFP Photo)





Relatives of an Iraqi injured soldier who was wounded in Mosul during the fighting between the Iraqi forces and the Islamic State militants, gather around him as he waits to receive medical treatment inside the emergency room of Rojava hospital, in Irbil, north Iraq, Sunday, November 27, 2016. The offensive to free Mosul of IS militants is now in its second month, and progress has slowed as troops try to avoid mass civilian casualties. (Photo by Hussein Malla/AP Photo)





An alleged Islamic State group collaborator who was captured by the Iraqi forces sits inside a military humvee, in the Samah front line neighborhood, in Mosul, Iraq, Sunday, November 27, 2016. (Photo by Hussein Malla/AP Photo)





Iraqi special forces soldiers from the medical unit, carry an injured man who was wounded by a mortar shell during the fighting between the Islamic State militants and the Iraqi forces, at a field hospital, in the Samah front line neighborhood, in Mosul, Iraq, Sunday, November 27, 2016. (Photo by Hussein Malla/AP Photo)





An Iraqi injured soldier who was wounded in Mosul during the fighting, receives medical treatments inside the emergency room of Rojava hospital, in Irbil, north Iraq, Sunday, November 27, 2016. (Photo by Hussein Malla/AP Photo)





An Iraqi injured man who was wounded in Mosul during the fighting between the Iraqi forces and the Islamic State militants, receive medical treatments inside the emergency room of Rojava hospital, in Irbil, north Iraq, Sunday, November 27, 2016. (Photo by Hussein Malla/AP Photo)





Iraqi citizens who fled the fighting between the Islamic State militants and the Iraqi forces, run behind a pickup as they scramble during aid supplies and clothes distribution, in the Samah front line neighborhood, in Mosul, Iraq, November 28, 2016. (Photo by Hussein Malla/AP Photo)