Primary school pupil wounded with a gun

The child in grave state is hospitalised. He is bring operated on now, the doctors are trying to save his life. The boy was wounded in his stomach. The accident happened at 15.00 in one of Moscow schools. According to the police, first-year pupils, playing in the school yard, found a gun in the thawed snow. The boys began to play with a gun, and it shot as a result. Now the investigators are trying to detect, in what way the gun got to the school yard. An unknown criminal has scarcely got rid of the gun by throwing it to the school yard. But probably the criminal counted upon it: children could find the weapon and hide it. Every boy would be happy to have a real gun.