Former Borussia Dortmund player Kevin Grosskreutz says it "still hasn't really sunk in" that Jürgen Klopp has been hired by Red Bull.When it was announced earlier this week that Jürgen Klopp is Red

Jurgen Klopp was criticized by fans of his former club Mainz on Saturday for his decision to join energy drinks company Red Bull and oversee its soccer clubs.

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A Footballing AllianceJurgen Klopp’s connection to Red Bull is a fascinating, yet somewhat unexpected, partnership that has raised many eyebrows across the football world.