Gwent Police has released new pictures of missing Newbridge man Kyle Vaughan and his car, and reiterated its appeal for information.
The last reported sighting of the 24-year-old was on the A467, between Risca and Crosskeys, between 11pm and 11.45pm on Wednesday 30 December 2012. It's believed he was wearing a dark coloured beanie hat, a dark coloured t-shirt, denim shorts, white trainers and a gold chain.
A 27-year-old man arrested on suspicion of murder, and a 21-year-old man and 15-year-old boy both arrested on suspicion of assisting an offender remain in police custody.
Officers are appealing for anyone with information to contact them.
More top news
Maternity staff planning must be prioritised in order to ensure Wales is able to adequately replace midwives who retire says the RCM.
Alun Wyn Jones takes over from Sam Warburton as Wales captain for this year's Six Nations campaign.
Swansea City have signed defender Martin Olsson from Norwich on a two-and-a-half-year deal for an undisclosed fee.