Leicester City defender Maguire was looking to make his debut at Wembley Stadium, having been called up by Southgate last week for the first time.
Sep 4, 2017 at 7.45pm UK at Wembley Stadium
Jesse Lingard, Harry Maguire cut from England squad
Jesse Lingard, Harry Maguire and Jermain Defoe are left out of England's 23-man squad to face Slovakia, while Eric Dier is included after returning from suspension.
Southgate heaps praise on Phil Jones>
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