Kolkata, March 14 -- Rarely has Ajinkya Rahane been a first-choice captain, but he has unfailingly been a leader. A glowing episode in Indian cricket is the 2018 tour of South Africa where Rahane top-scored in the second innings of the Johannesburg win after he was left out of the first two Tests despite being vice-captain. Australia 2020-21 started as a nightmare with India hurtling to ignominy after being 36 all out, only for Rahane to take over captaincy at MCG next up and score a match-winning hundred. He then led the team to the miracle at Gabba, then quietly conceding centre stage to Virat Kohli, who had gone home after Adelaide....