Indias head coach Gautam Gambhir lauded the teams incredible T20I series victory against New Zealand, emphasizing the players ruthless performance despite limited preparation and praising captain Shreyas Iyers leadership in challenging conditions.IMAGE: India celebrate after winning the T20I series against New Zealand. Photograph: BCCIKey PointsIndia secured an incredible T20I series win against New Zealand despite having only one day to prepare in unfamiliar conditions.