A former top Hillary Clinton aide and her husband just bought their second unit at the Four Seasons Residences at the Surf Club for $19 million. Beth and Ronald Dozoretz purchased unit S1001 at the south tower of the 150-unit luxury condo development at 9001 Collins Avenue in Surfside. The purchase comes just a year after the Dozoretz’s bought a unit in the north tower for $7.4 million. Their new condo totals 6,429 square feet, which equates to a price of $2,955 per square foot. The unit has four bedrooms and six-and-a-half bathrooms. Beth Dozoretz was formerly the finance chair...