“almost unbearable grief” after suffering a miscarriage in July.The new arrival will be the first baby of British royal descent to be born in the US after the Duke and Duchess of Sussex quit their positions as senior royals earlier this year.After leaving their roles, they set up home in a $14 million home in Montecito, Calif., where neighbors include Oprah Winfrey and Ellen DeGeneres.Rumors of Markle’s pregnancy began swirling late last year since her legal team had asked for her privacy case