Horacio Zeballos Pictures
SHANGHAI, CHINA - OCTOBER 10: Mike Bryan of United States and Jack Sock of United States shake hand with Julio Peralta of Chile and Horacio Zeballos of Argentina after losing the Second Round Men's Double match between Mike Bryan of United States and Jack Sock of United States and Julio Peralta of Chile and Horacio Zeballos of Argentina in 2018 Rolex Shanghai Masters at Qi Zhong Tennis Centre on October 10, 2018 in Shanghai, China. (Photo by Kevin Lee/Getty Images)