By Lauren Gordon Prince Harry looked back fondly on his Christmases at Sandringham, so there’s no doubt he’ll think of how his absence could affect his children, Prince Archie and Princess Lilibet. Harry and his wife, Meghan Markle have spent Christmas in California for some time now, but Harry has previously spoken about how much he enjoyed Christmas with the Royal Family at Sandringham, and reports have claimed that he hopes to return with his children, so they can spend the day with their extended family. BBC royal correspondent Jennie Bond says that Harry will use this Christmas to look ba…