Isner returns to court for big win, Gulbis still on a roll in Stockholm
John Isner got things started in Stockholm on Thursday by surviving a 7-6(2), 6-7(5), 7-6(5) thriller against countryman Bradley Klahn after two hours and 23 minutes. Isner is joined in the quarterfinals by qualifier Ernests Gulbis, who ousted Denis Shapovalov. […]