Three men have been assessed by ambulance staff after an incident.
West Midlands Ambulance was called to Bermuda Park in Nuneaton at 3:40pm on Sunday afternoon.
An ambulance, paramedic officers and the Hazardous Area Response Team were sent along with the Warwickshire and Northamptonshire Air Ambulance.
The situation was brought to a conclusion by police.
One suspect was treated at the scene by ambulance staff before being taken to hospital by ambulance.
Two other men have been assessed but were uninjured and have been discharged on scene.