(Reuters) -Leylah Fernandez earned the biggest win of her career as she beat Anna Kalinskaya 6-1 6-2 in the Washington Open final on Sunday. After a brief rain delay in the nation's capital, Fernandez - who was just one game away from defeat in the semi-finals - overcame the extreme humidity to capture her first WTA 500 title in her first final in over a year.

Leylah Fernandez collected the biggest title of her career at the D.C. Open with her most lopsided victory of the tournament, defeating Anna Kalinskaya 6-1, 6-2 in the final on Sunday. The left-handed Fernandez,