Kathy Wone, the widow of slain D.C. lawyer Robert Wone, released a statement to the media on Sunday night, on the third anniversary of the still unsolved crime: “My husband, Robert, was a beautiful, loving person who was murdered in the prime of his life three years ago today. From the beginning, those who victimized Robert — and his family — have sought to cover-up and delay, hoping that we would forget. But we…