A 56-year-old man was arrested Wednesday after a fatal stabbing at Tracks Beach in Nanakuli.
A 44-year-old woman was taken to the hospital in critical condition with stab wounds to her upper body following the 8 a.m. incident, Emergency Medical Services reported. Police said she later died.
Police said the pair had been arguing when the stabbing occurred. The suspect was arrested at the scene after police were called at 8:12 a.m.