'Celtic must cut out defensive errors'
Former Celtic full-back Mark Wilson says his old club must stop conceding goals so easily after their 4-3 defeat to Real Betis or they'll risk not winning any trophies this season.
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Former Celtic full-back Mark Wilson says his old club must stop conceding goals so easily after their 4-3 defeat to Real Betis or they'll risk not winning any trophies this season.
