Cordon has been put in place by police in a Cardiff street due to an unknown incident.
Police attended Ivy Street, Canton, on Saturday afternoon and have closed the street off to traffic and pedestrians, at the junction with Daisy Street, while investigations are carried out.
A witness described seeing a man wearing a hazmat suit entering a house on the street and there are a number police vehicles in the area.
It is not known what the nature of the incident is at present.
South Wales Police have been approached for comment.
More to follow
