Multiple police cordons were put in place outside the Gym Group in Sutton High Street at around 6.30pm today (May 10).
Pictures from the scene show emergency vehicles outside the gym, with officers guarding the cordons.
The nature of the incident remains unclear at this stage.
We have contacted the Metropolitan Police and London Ambulance Service for further information.
This is a breaking news story. More to follow.
Do you have further information or pictures from the scene? if so you can contact us on berk.uyal@newsquest.co.uk
