MASON, OH - AUGUST 15: Simona Halep of Romania confers with her coach Darren Cahill between sets while playing Ajla Tomjanovic of Australia during the Western & Southern Open at Lindner Family Tennis Center on August 15, 2018 in Mason, Ohio. Matthew Stockman,Image: 382697992, License: Rights-managed, Restrictions: , Model Release: no, Credit line: Profimedia