Police are appealing for information after eight parked cars had their wing mirrors damaged in the Blackwood area.
The damage is believed to have been caused sometime overnight between Tuesday, August 22, and Wednesday, August 23.
Gwent Police said wing mirrors of eight cars in Bloomfield Road.
Officers would like to speak to anyone who may have seen anything in the area or who may have private CCTV footage.
Residents can contact Gwent Police on 101, quoting log number 23 23/08/17, or Crimestoppers anonymously on 0800 555 111.