Get the latest Scottish crime and courts news sent straight to your inbox with our Criminal Record newsletter.A hapless armed robber wielding a knife walked away empty-handed after a brave shop worker refused to hand over cash.Liam Inglis targeted the Loco convenience store in North Berwick, East Lothian, while carrying a 20cm long kitchen blade.The 20-year-old thrust out a plastic bag and demanded it was filled with cash by a woman behind the store’s counter.But Tracey Hillhouse repeatedly