Report: Celtic Head of Sports Science Jack Nayler leaves Parkhead for Germany - 67 Hail Hail
Celtic's head of Sports Science Jack Nayler, formerly of Real Madrid and PSG, has been headhunted by - of all people - Jesse Marsch of RB Leipzig.
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Celtic's head of Sports Science Jack Nayler, formerly of Real Madrid and PSG, has been headhunted by - of all people - Jesse Marsch of RB Leipzig.
