Police have charged a fourth person following an investigation into the alleged assault of a man during an armed robbery at Casino earlier this week.

About 7am on Sunday (25 March 2018), three men confronted a 61-year-old man as he was opening a service station on Centre Street.

It’s alleged the trio threatened the employee before assaulting him with a metal pole and slashing him with a knife.

The group stole cash before fleeing in a car that was driven by another man.

Police were alerted and officers from Richmond Police District established a crime scene and commenced an investigation.

The injured man was taken to Lismore Hospital for treatment and has since been released.

Following inquiries, three men – aged 20, 21 and 45 – have been charged over the alleged incident and are before the courts.

Following further inquiries, a 22-year-old man was arrested at Lismore Police Station and charged with robbery armed with offensive weapon and cause wounding; and robbery armed with offensive weapon.

He was bail refused to appear at Lismore Bail Court tomorrow (Friday 30 March 2018).