In his new memoir, Spare, Prince Harry shared intimate details about his relationship with his sister-in-law, Kate Middleton. A body language expert says the Princess of Wales is unbothered by the book’s revelations, based on her recent public appearance. Kate Middleton | Max Mumby/Indigo/Getty Images Prince Harry opened up about his relationship with Kate Midleton in his new memoir, ‘Spare’ Prince Harry’s new memoir, Spare, came out on Jan. 10, and the controversial book revealed some royal family secrets. He wrote about a physical altercation with his brother, Prince William, and detailed some of his father, King Charles’, shortcomings as...