Montenegro shooting leaves 12 dead, including 2 children

A shooting took place in the Balkan country of Montenegro, leaving 12 people dead, including two children, authorities report.

Police said early Thursday that the gunman turned the gun on himself after he went on a shooting spree the day prior.

"Twelve people were killed, of whom two were children," prosecutor Andrijana Nastic told reporters, according to CBS News.

The victims were in five different locations when they were shot.

"Each location was inspected and evidence was taken," Nastic said. "Prosecutor and police actions are ongoing, to determine the circumstances under which the event took place."

Four other people have been critically injured and were transported to a hospital in Podgorica.

Police also determined that the guns used were illegal.