The Honolulu medical examiner determined that the 33-year-old woman who was a victim in a murder-attempted suicide case died from multiple gunshot wounds to the head.
Police were called to 2421 Ala Wai Boulevard at around 4:30 a.m Monday.
Paramedics found the woman dead at the scene. A 40-year-old man was hospitalized in serious condition. Paramedics noticed suspicious injuries to both the man and the woman.
Nearby residents say they heard gunshots from the area a few days before Monday's incident.
The U.S. Army Criminal Investigation Command also went to the scene.
The woman's identity has not yet been released.