KALAHEO, Kauai >> Kauai police say a man is dead following a heart attack after witnessing another man shooting at neighbors and then committing suicide.

Bryant Hironaka suffered a heart attack and died after witnessing Saturday’s shooting in Kalaheo.

Police say William Ray Seibert walked to a neighbor’s home and fired multiple shots through the front door. He then turned the gun on himself and died of a single gunshot wound to the head.

The intended victims in the home were not injured. Hironaka was taken to Kauai Veterans Memorial Hospital and then flown to a Honolulu hospital, where he died Monday. 

Police continue to investigate.