Suspects held after shots fired outside Norway school

Several shots have been fired outside a school in Oslo and three suspects have since been apprehended, Norwegian police say.

Investigators believed one person may have been injured in the shooting but the victim had not been located, police spokesman Anders Roenning told Norwegian daily VG.

Several bullet casings were found at the scene, he added.

Linderud School in northeast Oslo has about 480 students from first to tenth grade and a staff of about 100, according to its website.