Nicole Melichar (front) of the United States/Kveta Peschke of the Czech Republic compete during the women's doubles final against Monique Adamczak/Jessica Moore of Australia at the WTA Tianjin Open tennis tournament in Tianjin, north China, Oct. 14, 2018. Nicole Melichar/Kveta Peschke won 2-0. (Photos: Xinhua)

Nicole Melichar (3rd L) of the United States/Kveta Peschke (3rd R) of the Czech Republic pose for photos during the awarding ceremony after winning the women's doubles final against Monique Adamczak/Jessica Moore of Australia at the WTA Tianjin Open tennis tournament in Tianjin, north China, Oct. 14, 2018. Nicole Melichar/Kveta Peschke won 2-0.

Kveta Peschke (top) of the Czech Republic and Nicole Melichar of the United States compete during the women's doubles final against Monique Adamczak/Jessica Moore of Australia at the WTA Tianjin Open tennis tournament in Tianjin, north China, Oct. 14, 2018. Kveta Peschke/Nicole Melichar won 2-0.

Kveta Peschke (top) of the Czech Republic/Nicole Melichar of the United States compete during the women's doubles final against Monique Adamczak/Jessica Moore of Australia at the WTA Tianjin Open tennis tournament in Tianjin, north China, Oct. 14, 2018. Kveta Peschke/Nicole Melichar won 2-0.

Nicole Melichar (R) of the United States/Kveta Peschke of the Czech Republic celebrate after winning the women's doubles final against Monique Adamczak/Jessica Moore of Australia at the WTA Tianjin Open tennis tournament in Tianjin, north China, Oct. 14, 2018. Nicole Melichar/Kveta Peschke won 2-0.