The woman who was kicked down the stairs at a New York City subway station and bashed in the head with a hammer has been identified as 58-year-old Dr Nina Rothschild, a scientist with the city's Department of Health. Sickening surveillance video shows a robber kicking her down the steps and bashing her in the head repeatedly with a hammer, fracturing her skull days after Mayor Eric Adams vowed to crack down on violence in the transit system. Rothschild's brother, Gerson, is also a scientist in Upper Manhattan at Columbia University and managed to speak with his sister on Friday...