A Honolulu Police officer was injured while responding to an incident in Wahiawa Sunday afternoon.
Officials say the suspects and two victims got into an argument, which escalated. One of the suspects then brandished a dangerous instrument at the victims.
HPD officers were called to the scene and attempted to defuse the situation.
During the investigation, one of the suspects assaulted an officer.
Four people were arrested. One was arrested for terroristic threatening and another was arrested for assault of a police officer. A third person was arrested for obstructing government operations, and a fourth was arrested for hindering prosecution.
The case is pending investigation.