Four people have been taken to hospital after becoming unwell in south Belfast, the Northern Ireland Ambulance Service (NIAS) has said.
The service received a number of emergency 999 calls just after 17:00 BST on Tuesday, following reports of an incident on Damascus Street.
A spokesperson for the NIAS said that following initial treatment, four patients were taken to the Royal Victoria Hospital in Belfast.
At 20:00 BST, six fire engines, one ambulance and three police vehicles remained at the scene, according to a BBC reporter.
