An attempt was made to “catch hold” of an 11-year-old boy in Blackwood, police have said.
The suspicious incident happened at around 6.25pm on Wednesday November 19 on Fairview Hill.
A Gwent Police spokesperson said: “An 11-year-old-boy was walking down Fairview Hill when he was approached by a man.
“As the man came towards him the boy started to run. The man raised his arm as if in attempt to catch hold of him but failed to so and didn’t run after the boy.
“The boy returned home safely and was not harmed.”
The man was described as being in his late 30s, mixed race and clean shaven, with dark messy hair.
He was wearing dark baggy trousers and a dark top, possibly with a zip up the front of it.
The spokesperson added: “Anyone with information about this incident should call 101 quoting 473 19/11/14.
“Anyone with concerns should speak to their local Neighbourhood Policing Team.”