epa04767334 Relatives of some of those shot when a soldier opened fire on comrades during a flag raising ceremony at the Bouchoucha barracks killing seven and wounding a further ten, mourn outside the military hospital in Tunis, Tunisia, 25 May 2015. According to reports an investigation is underway to ascertain the reasons for the shooting which a ministry spokes person is calling an isolated incident, adding that the perpetrator suffered psychological problems and had been forbidden from carrying arms. EPA/STR