Advertisement Mitt Romney’s Sister-in-Law, Dies at 64 in California, has died. She was 64 years old. Her death occurred on October 10 in Valencia, California.Authorities responded to a scene near a shopping center parking structure. According to reports from TMZ, no foul play is suspected in her passing. Investigation into the Circumstances Continues The Los … Continue reading Mitt Romney’s Sister-in-Law, Dies at 64 in California