But he is now released since the boy is under 15 years old, says prosecutor Thomas Ramstedt.
The boy is still suspected of the shooting, confirms community police Annika Granath for NT.
He is still suspected, but another authority has taken care of him, she says to the newspaper.
The incident is classified as attempted murder and serious weapons offense.
According to the prosecutor, it is not known at present whether there are any connections to gang criminality.
The shooting occurred at 19.40 on Thursday evening.
