![Scott Brown applauds Callum McGregor for putting Celtic first as he names hidden factor behind Scotland retirement](https://cdn.newsserve.net/ONPglobe256.png)
Scott Brown applauds Callum McGregor for putting Celtic first as he names hidden factor behind Scotland retirement
McGregor retired from international duty and Brown reckons it was 'the hardest thing in the world'
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McGregor retired from international duty and Brown reckons it was 'the hardest thing in the world'
Full Article