World number one Novak Djokovic produced a rock-solid performance to dismantle the challenge of German firebrand Alexander Zverev at the ATP Finals on Wednesday.
Novak Djokovic àkọ́kọ́ nínú àwọn Onítẹníìsì àgbááyé ṣẹ́ jáde lọ́nà tó lágbára láti fẹ̀yìn alásọ iná ọmọ orílẹ̀-èdè Germany nnì Alexander Zverev bẹ́lẹ̀ nínú àṣekágbá ìdìje ATP lójọ́rùú (Wednesday).