Police said the two men were operating separate vehicles when one of the drivers did something to offend the other about 9 p.m. Police were told that the older man got out of his car and approached the younger man while carrying a cue stick. He then began to hit the younger man the stick, police said.

The two then got into a scuffle that resulted in substantial injuries to both, police said. They were taken by city ambulance to nearby hospitals and each was reported to be in serious condition upon arrival.

The man with the cue stick was arrested on suspicion of second-degree assault because the stick is considered a "dangerous instrument," police said.

Man, 44, arrested in tie to alleged domestic abuse

A 44-year-old Wai'anae man was arrested yesterday after he allegedly punched and kicked his 52-year-old girlfriend on a beach in Wai'anae.

Police said the two live in a tent on the beach and got into an argument about 1 p.m. The argument escalated and became violent when the man allegedly attacked the woman, resulting in cuts and scrapes to the left side of her body, police said

Police were called and arrested the boyfriend on suspicion of domestic abuse. A subsequent check showed the boyfriend had been convicted on three prior occasions for domestic abuse, so the incident yesterday is being investigated as a felony police said.

Brother arrested after allegedly threatening sister

A 19-year-old man was arrested yesterday as a suspect in a first-degree terroristic threatening case involving his 23-year-old sister.

The sister told police she got into an argument with her brother about 1:45 a.m. while the two were playing cards. The sister said that when the game ended, her brother went to his bedroom, got a knife, came back to the living room and held the knife over his head while making grunting noises.

The sister said she felt threatened and called police, who arrived at the apartment and arrested her brother on suspicion of first-degree terroristic threatening.