Juventus narrowly beat Spanish side Valencia in Italy to qualify for the last 16 of the Champions League.
Mandzukic tapped in his first Champions League goal since his brace against Real Madrid in last season's quarter-final, after Cristiano Ronaldo's low ball across the box.
The Bianconeri struggled to create decent opportunities in the first half with a front three of Paulo Dybala, Mandzukic and Ronaldo unable to break the Spanish side down.
Read also:Ronaldo scores 10th Juventus goal in win
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