'Don't doubt his credentials but going to be a big challenge': Atherton on McCullum's appointment as England's white ball coach

London [UK], September 4 (ANI): After Brendon McCullum was appointed as the head coach of England's white-ball teams in addition to the Test team, former England cricketer Michael Atherton said that it will be a big challenge for the ex-New Zealand skipper.

Earlier on Tuesday, the England Cricket Board (ECB) confirmed that Test head coach Brendon McCullum will also serve as the head coach of England's white-ball teams "as