Princess Anne’s injuries are “quite a serious thing” according to royal commentator Angela Levin, who claims the 73-year-old “can’t remember anything” from the horse incident that saw her spend a period in hospital. Speaking on GBN America, Levin said the matter has exacerbated an already difficult situation within the Royal Family. The Princess Royal will spend a period of convalescence after being discharged from hospital. “What is worrying is Princess Anne”, she told GBN America. “Her husband went to see her and Zara Tindall went to see her in hospital, looking very anxious. “I think it’s q…