Tributes have been paid to a 17-year-old girl - with a murder investigation into her death under way.
Armed police were called to Cefn Fforest in Blackwood, Wales, at around 7.15am on Thursday after being told two people were seriously injured.
One victim, aged 17, was pronounced dead at the scene, while a second, a 38-year-old woman, is receiving treatment in hospital.
The teenage victim has been named in reports as Lainie Williams.
An 18-year-old man from Newbridge was arrested on suspicion of murder and attempted murder, and is in police custody.
In a tribute on Facebook to the teenage victim, Megan Lois wrote: "There's not enough words, rest peacefully our brave & beautiful cousin Lainie.
"Very fond childhood memories I'll cherish forever, you were and still are so loved."
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Detective superintendent Philip O'Connell, of Gwent Police, said: "We can confirm that we're not looking for anyone else in connection with this incident after making this arrest earlier.
"We understand that reports of this nature can be concerning, and it is likely that residents will see an increased number of officers in the area while we carry out further enquiries.
"If anyone has any information, please speak to our officers or contact us in the usual way."
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