The incident occurred outside Morrisons Daily on Hydean Way at around 7pm on Friday (July 31). It was reported that a group of males attacked a man and that one of them had been seen with a knife. Armed officers rushed to the scene (Image: Hertfordshire Police)Police, including armed officers, attended and a man, 20, from Stevenage was rushed to hospital with suspected stab wounds. The incident occurred outside Morrisons Daily on Hydean Way (Image: Hertfordshire Police)Officers are now looking to trace the people pictured as they believe they have information which may help their investigation. Information can be reported online or via the non-emergency number 101, quoting crime reference number 41/72930/26.