Maria Sharapova of Russia celebrates after winning her women's singles final match against Aryna Sabalenka of Belarus at the Tianjin Open tennis tournament in Tianjin on October 15, 2017. / AFP PHOTO / WANG Zhao
Maria Sharapova celebrates after beating Arnya Sabalenka in the final of the Tianjin Open on Sunday. Wang Zhao / AFP

Maria Sharapova relies on champion's grit to end lengthy wait for title at Tianjin Open