ROUGH CUT - NO REPORTER NARRATIONbr (EDITORS NOTE: AUDIO IS MUTE)br STORY: London's Metropolitan Police on Friday (November 25) released dramatic CCTV footage of a shop owner fighting off a knife-wielding thief with a broom.br The footage shows a man entering a jewellery store located in an east London suburb, grabbing a female employee and placing a knife to her throat. The shop owner first confronted the thief with his bare hands then with a broom.br The police said the man 'acted with great courage' and were appealing to the public for any information about the man's identity.