Premier Stores footage captured moment shopkeeper grappled with armed raider . Mohammad Ali Akhtar was stabbed as he tackled the knife-wielding robber . Hooded thief targeted the CCTV shop in Flixton , Manchester . Teenage thug escaped empty handed after being chased out of store .
CCTV footage captured moment shopkeeper grappled with armed raider . Mohammad Ali Akhtar was stabbed as he tackled the knife-wielding robber . Hooded thief targeted the Premier Stores shop in Flixton , Manchester . Teenage thug escaped empty handed after being chased out of store .