The American Championships for men and women began in St. Louis. In the first round, Sevian defeated Moradiabadi, Niemann – Yoo. Lenderman – Aronian, Liang – So, Xiong – Swiercz, Shankland – Robson and Caruana – Dominguez played in a draw. Among women, Yu was stronger than Zatonskih, M. Lee – Wu, A. Lee –…