There has been a "very serious accident" outside a primary school in Rhoose, South Wales, leaving adults and children injured.
Police say a car overturned outside Rhws Primary School, leaving a number of casualties.
Although precise information has yet to be released about the injuries, it is understood that no-one has died.
A statement said: "Emergency services are currently in attendance at Fontygary Road, Rhoose, following a road traffic collision at around 8.50am.
"A car has overturned near Rhws Primary School and there are a number of casualties - including adults and children.
"The ages of those involved are not yet known. The road has been closed."
According to a reporter from Barry District news, nine people were injured in total, including five children and four adults.
An eyewitness told the BBC that a lollipop lady had been crossing the road with a number of children. She described the site as a "war zone".
South Wales Fire and Rescue described the incident as "very serious" and advised locals to avoid the area.
Barry Councillor Chris Elmore said he was travelling back to the Vale of Glamorgan following the incident: "On way back to Vale. Council will offer every support it can to Rhws Primary school."
Rhoose is located on the South Wales coast near Barry and is 13 miles from Cardiff.
Rhws Primary School was rated as outstanding in its last inspection and it has a nursery that allows 40 pupils for a half day session.