Republican presidential candidates travel far and wide to meet with casino billionaire Sheldon Adelson, seeking out his generous support. Not as many people talk about the other person in the room — his wife. In the late 1980s, Miriam Ochshorn was living in New York. Already a successful Israeli doctor, she had come to the United States for a fellowship in addiction medicine in 1986. She was divorced, and the mother of two daughters. One day, she got a call from a childhood friend, who was also now living in the United States. The friend, Sara Aronson, had just run...