Kate Garraway has opened up about the "hardest" time of her life as husband Derek Draper continues to battle the coronavirus.The 52 year old sent fans a heartfelt thank you message through her Club Garraway Wellbeing Club, where she also praised the NHS for "keeping my Derek alive".The Good Morning Britain presenter, who recently emotionally revealed her 52 year old husband's condition has not changed, wrote: "You may have seen over the last few weeks that my husband Derek has been seriously ill