This is the moment a brave newsagent single-handedly stopped a crook after he was threatened with a broken wine bottle. <br /><br />The dramatic footage captures Steven Kilby pathetically brandishing the razor-sharp weapon - but is shut down by the heroic shop assistant within seconds. <br /><br />Kilby, 30, who had his sunglasses placed on his head so the cameras could see his face, had been loitering around the shop before trying to rob the cash machine.