The Catalans are looking to bolster their defence with a commanding figure this summer.
German international Hummels fits the bill, and according to reports in Bild the player has a release clause of €37 million which will run out on April 1.
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The reputation of the Premier League means it is the most popular and one of the most watched leagues in the world.
Five English clubs will compete in the last sixteen of the Champions League for the first time ever as Liverpool, Manchester United, Manchester City, Chelsea and Tottenham face some difficult away matches.