Between 12 February and 21 June, at least 91 Coalition airstrikes took place near Mosul, striking 23 ISIL tactical units and destroying 31 ISIL fighting positions, 13 vehicles, 12 heavy machine guns, 12 excavators, 11 ISIL buildings, seven armored vehicles, nine staging areas, five rocket and four mortar firing positions, two bulldozers, two IED factories, a checkpoint and a trench system.[1][24][25] The sorties included British RAF Tornado GR4 patrols which attacked ISIL defenses around Mosul with Paveway IV laser-guided bombs and Brimstone missiles.[26]