Man threatened to stab shop worker during robberyDetectives identified the man from CCTV footage and arrested him the day after the incidentMan robbed shop at knifepointA man has been jailed after threatening to stab a shop worker with a knife during a robbery in Cambridge. Shane Colquitt entered Morrisons Daily in High Street, Cherry Hinton, armed with a knife just after 7am on December 3. ‌Detectives identified Colquitt from CCTV footage and arrested him the following day. Officers also seized the knife and clothing he had been wearing during the robbery. Article continues belowDetective Constable Timothy Taylor, who investigated, said: “Colquitt is a prolific offender who cause significant distress and alarm to the shop worker confronted by him that morning.