"But, hopefully, we will chisel away at that over the next few weeks, and we'll be in good shape come that Champions Trophy." The 43-year-old was appointed England's white-ball coach in September, succeeding Matthew Mott, and he will now juggle between his role as Test coach while guiding the limited-overs side.

Brendon McCullum's era as England's white-ball head coach gets underway in Kolkata on Wednesday, with a promise to carry over his Test team's focus on aggression and entertainment, both in their upcoming series against India and on into the Champions Trophy,

To unburden his captain Jos Buttler and unlock his vast potential, Brendon McCullum has alleviated him of keeping wickets.

England begin their white-ball era under Brendon McCullum in a Twenty20 series against India beginning in Kolkata on Wednesday with the coach promising the same attacking brand of cricket that has been the hallmark of his coaching.

England's new era in white-ball cricket under Brendon McCullum began with a crushing defeat against world champions India as familiar frailties against spin resurfaced in the first T20 in Kolkata.