The 28-year-old all-rounder figures prominently in India's World Cup plans.
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Shankar has showed that he is a capable batsman, having scored 45 off 64 deliveries in a match-winning 98-run stand with Ambati Rayudu after the top-order collapse in the final ODI in New Zealand.
In the three-match T20I series, Shankar amassed 84 runs with an impressive strike rate of 155.55 but did not get to bowl, something the Indian think tank might asses in the course of the Australia series.
Head coach Ravi Shastri and bowling coach Bharat Arun also gave special attention to India's latest wrist spinner Mayank Markande, who has earned his maiden call-up in the national squad.
The Mumbai Indians spinner was called on to bowl after Yuzvendra Chahal as Shastri and Arun duo chatted long with the youngster.
Earlier, India had a long fielding session with some unique, high-intensity drills under fielding coach R Sridhar.