By Mark Jefferies Kate Garraway has told of her heartache as her marriage to Derek Draper changed dramatically as he battled the effects of covid for nearly four years before his death. Derek will be shown in a new ITV documentary speaking in brief snatches and gazing at his wife adoringly in the months before his death in January. Discussing the mixture of emotions she feels for her husband of 19 years, who she had to care for around the clock, Kate says: “I have accepted that (my future as a carer), but how that translates into the relationship is a work in progress. “Sometimes you show love…