Counter-puncher Sumit Nagal blunted the challenge of big-serving Beibit Zhukayev with his perseverance while Ankita Raina outgunned Adithya P Karunaratne without fuss as the two Indians inched closer to singles medals by reaching the quarterfinals at the Asian Games in Hangzhou on Tuesday. (Medal Tally | Full Coverage | Streaming | Schedule | More Sports News)