Who could replace Brendon McCullum as England Test coach?

Brendon McCullum's future as England Test coach is uncertain after the side's Ashes 2025 defeat. While the ECB continues to back him, several former players and coaches, including Alastair Cook, Eoin Morgan, Gary Kirsten, Jonathan Trott, and Alec Stewart, could be seen as possible options to take over the red-ball setup in the future.