The incident involved soldiers and asylum seekers from the Manus Regional Processing Centre.
Police and the commanding officer of the Naval Base HMPNGS Tarangau have commenced preliminary investigations, with the assistance of the management of the processing centre.
On Friday, 14 April, around 6:30pm, a group of soldiers retaliated at the Centre following the assault of a fellow officer, allegedly by the asylum seekers.
Stones were allegedly thrown into the compound. Shots were also fired however, no one was hurt by them.