Police have gathered outside B & Q this morning.
The emergency services joint control room have confirmed to 3FM that there is an on-going incident.
Our reporter Ben Sowrey is at the scene. He has spoken to staff who were turned away when they arrived for work this morning. All police are currently in the store which the public are not allowed in to.
The staff have not been informed as to what the situation is inside the store.
Eye witnesses have told 3FM that numerous police vans are gathered outside the industrial estate in Spring Valley.
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