Robber threatens staff with weapon in SA

A man who threatened staff with a weapon at an Adelaide petrol station has struck again.

Police say a man stole cash after threatening staff at a petrol station during an aggravated robbery in Kingswood.

A short time later, police allege the same man entered a second service station, in Torrens Park, and again threatened staff with a weapon and stole cash.

The man fled both scenes.