 After arriving at the house where the burglary had been reported the officers came under attack, with 32 gunshots being fired from a Glock pistol within 31 seconds, and one M75 hand grenade being used.One officer died at the scene while the other was badly wounded and died later in hospital.Dale Cregan, 29, was arrested by police after walking into a police station in Hyde an hour after Hughes and Bone were killed.