A 24-year-old man arrested on suspicion of the murder of missing Newbridge man Kyle Vaughan has been released on bail.
The man, from the Blackwood area, was arrested on Friday.
A 22-year-old woman from Newbridge, who was arrested on suspicion of perverting the course of justice, has also been released on bail.
Mr Vaughan, 24, was last seen on December 30th.
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Workers on the First Great Western service are set to walk out from Wednesday evening until the start of services on Saturday morning.
It's a dull and dreary start to the day for much of Wales, but hang on in there - things can only get better!
Some very wet weather will sink it's way south and east overnight, with mist and murk developing around coasts.