Islamic State fighters have blown up the iconic Al-Nuri Mosque in the city of Mosul as Iraqi forces make major push to retake city

VOICED: Exterior shots aerial drone shots Al-Nuri Mosque and warren of streets in Mosul's old city before it was blown up by Islamic State Fighters. Exterior shots Iraqi Forces and Kurdish troops fighting in gun battles in the streets. Exterior shots armoured vehicles driving through the streets and debris on side of road from battle. Exterior shots refugees being helped to board lorries as they evacuate the city. Exterior shots residents and civilians standing in war torn city, including some with white flags and child running down road towards Iraqi Forces military vehicle driving along street. (NB THIS CLIP CONTAINS BLACK HOLES - THIRD PARTY CONTENT) The Iraqi military says Islamic State fighters have blown up the iconic Al-Nuri Mosque in the city of Mosul. It's where the group's leader - Abu Bakr al-Bahgdadi - declared the so-called I.S. "caliphate" three years ago. It comes as Iraqi forces are making a major push into the square-mile of territory that Islamic State still controls on 22nd June, 2017 in Northern Iraq