Randalstown murder: Six still in custody over Nelson Cheung death
Another man has been arrested by police investigating the murder of a Chinese restaurant owner in Randalstown, County Antrim.
Nelson Cheung, 65, died and his wife, Winnie, 57, was injured after they were attacked and robbed on the Caddy Road.
Their car had been forced off the road. Mr Cheung died from stab wounds.
The 25-year-old was arrested on Sunday. Two men, aged 30 and 43, have been released unconditionally.
In total, six people remain in police custody, including a boy of 14 and a girl of 16.
Meanwhile, the police have renewed their appeal for information about the attack that happened in the early hours of Thursday.
The couple's car was intercepted by two other vehicles. Mrs Cheung managed to raise the alarm at a nearby house.
When police arrived at the scene a short time later, they discovered Mr Cheung's body.