India, Dec. 8 -- Former India spinner Ravichandran Ashwin cautioned head coach Gautam Gambhir and captain Suryakumar Yadav over the utilisation of Varun Chakaravarthy in the five-match T20I series against South Africa. The 39-year-old had a piece of advice for the management, urging them not to "overexpose" the mystery spinner in the upcoming contest. Ashwin suggested that India might also play against the Proteas in the T20 World Cup, and hence Varun's mystery should be protected at all costs.

The 34-year-old Varun has so far played 29 T20Is for India, scalping 45 wickets with his best figures being 5/17. The spinner is expected to play a crucial role in the upcoming T20 World Cup, scheduled to take place in India and Sri Lanka from Feb...