India lost that match by just 4 runs after New Zealand posted a mammoth 212 runs.
"I genuinely believed that I could hit a six."
"He discussed where I was going wrong."
Karthik faced flak from all quarters for his refusal to take the run.
Krunal Pandya was another spinner to move up in the rankings.
The all-rounder's performances in testing conditions must have impressed the team-management.
Talking about how he can contribute to the side, Shankar said he wants to keep himself flexible.
After dismantling the battered Aussies in their backyard, India will now play hosts to the Aussies for a 3-match T20I and 5-match ODI series.
The series decider turned out to be a thriller, with India almost chasing down a mammoth target.
India lost the game by four runs.