England coach Brendon McCullum wants to be "challenged" by white-ball mentor Kevin Pietersen and has "no problem" with the former batter's previous criticism of the team.
Source: [Sky Sports](https://www.skysports.com/cricket/news/12040/13585768/england-coach-brendon-mccullum-wants-kevin-pietersen-to-challenge-him-has-no-problem-with-previous-criticisms)