Armed police were called to a reported dog attack which left two women in hospital.
Officers descended on a property in Lliswerry, Newport, shortly before 5pm on Wednesday evening, and were supported by a fire crew.
The patients - whose names and ages have not been released - were taken for treatment, while the dog was put into kennels.
An investigation is ongoing, reports Wales Online.
Gwent Police superintendent Vikki Townsend said: "We were called to a property in Lliswerry, Newport, at around 4.50pm on Wednesday, February 2, following reports of a dog attack inside the property.
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"Armed officers attended to ensure the safety of members of the public.
"Two females sustained injuries and are currently in hospital.
"The dog has been taken to a local kennels while officers remain in the area as they carry out their investigations.
"South Wales Fire and Rescue Service were also in attendance. The public are thanked for their cooperation."
One eyewitness reported seeing a fire engine and "numerous police" in the Somerton Park area at around 6.30pm.
Newport councillor Allan Morris, who represents the Lliswerry ward as an independent, said: "I'd urge people not to overreact. The police are dealing with the situation. I wish those concerned [in this incident] well."
