By Andrea Lucia

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DALLAS (CBSDFW.COM) – A 12-year-old boy is nursing a gunshot wound after accidentally shooting himself in the leg, police stated. The incident happened Thursday evening while the boy was walking along a Dallas street and playing with a gun.

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A security guard working at an office building in the area reported hearing “shots” fired.

Police arrived at the scene and were able to locate the child in a driveway because, apparently, he kept moving after the shooting, leaving behind a trail of blood on the ground. The boy was transported to Children’s Medical Center at Dallas and is expected to recover.

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Officials believe that the boy was playing with the gun when it accidentally fired, striking him down the side of his leg.

Authorities are not sure where the boy got the gun, but it was recovered in a trash can close to the scene, indicating that someone tried to hide the weapon. The security guard told officers that he saw the boy with a friend, but that friend has not yet been located.

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At this point in the investigation, police said that they do not expect to file any criminal charges.