A Scots student nurse who won a fashion giveaway for NHS workers was left shocked when the clothing company took back her prize because she would be busy working a 12-hour shift.Lara Harper, from Glasgow, was thrilled to have won an Oh Polly competition for frontline workers, which included being gifted a "care pack" and the chance to join in a "virtual cocktail party" wearing a new outfit.But when the 20-year-old messaged the fashion retailer about the prize, she was gutted to discover the video call would clash with a 12-hour hospital shift.Lara, who was drafted to help fight coronavirus on the frontline during her Glasgow Caledonian University nurse training, posted screenshots of the conversation with Oh Polly on Twitter.She explained