Barry McCrory murder: Name of suspect released 11 October 2013 Last updated at 07:13 Police investigating the murder of Barry McCrory in Londonderry on Thursday have released the name of a man they want to speak to. Officers have requested information on the whereabouts of 58-year-old Kieran McLaughlin. Members of the public are being advised not to approach him and are asked to contact police. Mr McCrory, who was 35, was shot dead at a flat in Shipquay Street on Thursday morning. His partner was forced into another room during the gun attack, and has been left "highly traumatised." Mr McLaughin is described as being about 5ft 7ins talls, of medium build with blue eyes and grey hair. Police have also appealed for Mr McLaughlin to contact them. On Thursday, detectives said they were keeping an open mind about the motive for the murder of Mr McCrory, but believe one man carried out the "horrific" attack. Detective Chief Insp Ian Harrison said: "This was a brutal execution of an individual. No person has a right to be judge, jury and executioner. The police said the shooting happened between 10:20 BST and 10:30 BST. They believe the suspect was wearing dark clothes and carrying a rucksack. Police have not revealed how many times Mr McCrory was shot. A two minute silence has been organised for 11:00 BST at Guildhall Square on Friday.