![151008) -- BEIJING, Oct. 8, 2015 (Xinhua) -- Novak Djokovic (L) of Serbia and his younger brother and teammate Djordje Djokovic play against Jack Sock of the United States and Vasek Pospisil 151008) -- BEIJING, Oct. 8, 2015 (Xinhua) -- Novak Djokovic (L) of Serbia and his younger brother and teammate Djordje Djokovic play against Jack Sock of the United States and Vasek Pospisil](https://c8.alamy.com/comp/F3JJMK/151008-beijing-oct-8-2015-xinhua-novak-djokovic-l-of-serbia-and-his-F3JJMK.jpg)
151008) -- BEIJING, Oct. 8, 2015 (Xinhua) -- Novak Djokovic (L) of Serbia and his younger brother and teammate Djordje Djokovic play against Jack Sock of the United States and Vasek Pospisil
Jack Sock - Praying for my brother Eric...been in ICU on life support since Friday with bi-lateral pneumonia. Thoracotomy at 1pm today. Love this guy so much | Facebook
![151008) -- BEIJING, Oct. 8, 2015 (Xinhua) -- Novak Djokovic (R) of Serbia and his younger brother and teammate Djordje Djokovic play against Jack Sock of the United States and Vasek Pospisil 151008) -- BEIJING, Oct. 8, 2015 (Xinhua) -- Novak Djokovic (R) of Serbia and his younger brother and teammate Djordje Djokovic play against Jack Sock of the United States and Vasek Pospisil](https://c8.alamy.com/comp/F3JJMN/151008-beijing-oct-8-2015-xinhua-novak-djokovic-r-of-serbia-and-his-F3JJMN.jpg)